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Finding the Fourth Proportional to 17,402.52, 24,019.14 and 11,113.80

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Solution

The fourth proportional to 17,402.52, 24,019.14 and 11,113.80 is: 15,339.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,402.52 : 24,019.14 = 11,113.80 : x
  2. Step 2: Convert to fraction form
    17,402.52/24,019.14 = 11,113.80/x
  3. Step 3: Cross multiply
    17,402.52x = 24,019.14 × 11,113.80
  4. Step 4: Simplify right side
    17,402.52x = 266,943,918.13
  5. Step 5: Solve for x
    x = 266,943,918.13/17,402.52
  6. Step 6: Final answer
    x = 15,339.38

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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.