Home / 31,731.56-43,788.90-17,584.28

Finding the Fourth Proportional to 31,731.56, 43,788.90 and 17,584.28

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Solution

The fourth proportional to 31,731.56, 43,788.90 and 17,584.28 is: 24,265.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,731.56 : 43,788.90 = 17,584.28 : x
  2. Step 2: Convert to fraction form
    31,731.56/43,788.90 = 17,584.28/x
  3. Step 3: Cross multiply
    31,731.56x = 43,788.90 × 17,584.28
  4. Step 4: Simplify right side
    31,731.56x = 769,996,278.49
  5. Step 5: Solve for x
    x = 769,996,278.49/31,731.56
  6. Step 6: Final answer
    x = 24,265.94

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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.