Home / 24,930.40-37,366.80-10,129.60

Finding the Fourth Proportional to 24,930.40, 37,366.80 and 10,129.60

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Solution

The fourth proportional to 24,930.40, 37,366.80 and 10,129.60 is: 15,182.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,930.40 : 37,366.80 = 10,129.60 : x
  2. Step 2: Convert to fraction form
    24,930.40/37,366.80 = 10,129.60/x
  3. Step 3: Cross multiply
    24,930.40x = 37,366.80 × 10,129.60
  4. Step 4: Simplify right side
    24,930.40x = 378,510,737.28
  5. Step 5: Solve for x
    x = 378,510,737.28/24,930.40
  6. Step 6: Final answer
    x = 15,182.70

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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.