Home / 31,972.32-44,135.01-20,032.92

Finding the Fourth Proportional to 31,972.32, 44,135.01 and 20,032.92

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Solution

The fourth proportional to 31,972.32, 44,135.01 and 20,032.92 is: 27,653.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,972.32 : 44,135.01 = 20,032.92 : x
  2. Step 2: Convert to fraction form
    31,972.32/44,135.01 = 20,032.92/x
  3. Step 3: Cross multiply
    31,972.32x = 44,135.01 × 20,032.92
  4. Step 4: Simplify right side
    31,972.32x = 884,153,124.53
  5. Step 5: Solve for x
    x = 884,153,124.53/31,972.32
  6. Step 6: Final answer
    x = 27,653.71

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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.