Home / 31,965.92-47,938.51-15,096.32

Finding the Fourth Proportional to 31,965.92, 47,938.51 and 15,096.32

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Solution

The fourth proportional to 31,965.92, 47,938.51 and 15,096.32 is: 22,639.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,965.92 : 47,938.51 = 15,096.32 : x
  2. Step 2: Convert to fraction form
    31,965.92/47,938.51 = 15,096.32/x
  3. Step 3: Cross multiply
    31,965.92x = 47,938.51 × 15,096.32
  4. Step 4: Simplify right side
    31,965.92x = 723,695,169.39
  5. Step 5: Solve for x
    x = 723,695,169.39/31,965.92
  6. Step 6: Final answer
    x = 22,639.58

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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.