Home / 37,332.31-56,006.76-13,639.81

Finding the Fourth Proportional to 37,332.31, 56,006.76 and 13,639.81

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Solution

The fourth proportional to 37,332.31, 56,006.76 and 13,639.81 is: 20,462.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,332.31 : 56,006.76 = 13,639.81 : x
  2. Step 2: Convert to fraction form
    37,332.31/56,006.76 = 13,639.81/x
  3. Step 3: Cross multiply
    37,332.31x = 56,006.76 × 13,639.81
  4. Step 4: Simplify right side
    37,332.31x = 763,921,565.12
  5. Step 5: Solve for x
    x = 763,921,565.12/37,332.31
  6. Step 6: Final answer
    x = 20,462.75

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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.