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Finding the Fourth Proportional to 17,473.72, 24,113.08 and 9,515.76

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Solution

The fourth proportional to 17,473.72, 24,113.08 and 9,515.76 is: 13,131.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,473.72 : 24,113.08 = 9,515.76 : x
  2. Step 2: Convert to fraction form
    17,473.72/24,113.08 = 9,515.76/x
  3. Step 3: Cross multiply
    17,473.72x = 24,113.08 × 9,515.76
  4. Step 4: Simplify right side
    17,473.72x = 229,454,282.14
  5. Step 5: Solve for x
    x = 229,454,282.14/17,473.72
  6. Step 6: Final answer
    x = 13,131.39

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Half scale
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Double scale
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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.