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Finding the Fourth Proportional to 30,452.76, 42,026.76 and 17,024.07

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Solution

The fourth proportional to 30,452.76, 42,026.76 and 17,024.07 is: 23,494.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,452.76 : 42,026.76 = 17,024.07 : x
  2. Step 2: Convert to fraction form
    30,452.76/42,026.76 = 17,024.07/x
  3. Step 3: Cross multiply
    30,452.76x = 42,026.76 × 17,024.07
  4. Step 4: Simplify right side
    30,452.76x = 715,466,504.11
  5. Step 5: Solve for x
    x = 715,466,504.11/30,452.76
  6. Step 6: Final answer
    x = 23,494.31

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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.