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Finding the Fourth Proportional to 24,007.97, 33,130.95 and 13,396.97

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Solution

The fourth proportional to 24,007.97, 33,130.95 and 13,396.97 is: 18,487.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,007.97 : 33,130.95 = 13,396.97 : x
  2. Step 2: Convert to fraction form
    24,007.97/33,130.95 = 13,396.97/x
  3. Step 3: Cross multiply
    24,007.97x = 33,130.95 × 13,396.97
  4. Step 4: Simplify right side
    24,007.97x = 443,854,343.22
  5. Step 5: Solve for x
    x = 443,854,343.22/24,007.97
  6. Step 6: Final answer
    x = 18,487.79

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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.