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Finding the Fourth Proportional to 17,464.57, 24,102.95 and 15,291.20

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Solution

The fourth proportional to 17,464.57, 24,102.95 and 15,291.20 is: 21,103.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,464.57 : 24,102.95 = 15,291.20 : x
  2. Step 2: Convert to fraction form
    17,464.57/24,102.95 = 15,291.20/x
  3. Step 3: Cross multiply
    17,464.57x = 24,102.95 × 15,291.20
  4. Step 4: Simplify right side
    17,464.57x = 368,563,012.84
  5. Step 5: Solve for x
    x = 368,563,012.84/17,464.57
  6. Step 6: Final answer
    x = 21,103.47

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.