Home / 31,938.40-44,076.32-17,791.24

Finding the Fourth Proportional to 31,938.40, 44,076.32 and 17,791.24

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Solution

The fourth proportional to 31,938.40, 44,076.32 and 17,791.24 is: 24,552.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,938.40 : 44,076.32 = 17,791.24 : x
  2. Step 2: Convert to fraction form
    31,938.40/44,076.32 = 17,791.24/x
  3. Step 3: Cross multiply
    31,938.40x = 44,076.32 × 17,791.24
  4. Step 4: Simplify right side
    31,938.40x = 784,172,387.44
  5. Step 5: Solve for x
    x = 784,172,387.44/31,938.40
  6. Step 6: Final answer
    x = 24,552.65

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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.