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Finding the Fourth Proportional to 24,991.52, 37,468.76 and 15,128.46

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Solution

The fourth proportional to 24,991.52, 37,468.76 and 15,128.46 is: 22,681.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,991.52 : 37,468.76 = 15,128.46 : x
  2. Step 2: Convert to fraction form
    24,991.52/37,468.76 = 15,128.46/x
  3. Step 3: Cross multiply
    24,991.52x = 37,468.76 × 15,128.46
  4. Step 4: Simplify right side
    24,991.52x = 566,844,561.27
  5. Step 5: Solve for x
    x = 566,844,561.27/24,991.52
  6. Step 6: Final answer
    x = 22,681.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.