Home / 31,740.12-43,801.56-17,593.20

Finding the Fourth Proportional to 31,740.12, 43,801.56 and 17,593.20

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Solution

The fourth proportional to 31,740.12, 43,801.56 and 17,593.20 is: 24,278.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,740.12 : 43,801.56 = 17,593.20 : x
  2. Step 2: Convert to fraction form
    31,740.12/43,801.56 = 17,593.20/x
  3. Step 3: Cross multiply
    31,740.12x = 43,801.56 × 17,593.20
  4. Step 4: Simplify right side
    31,740.12x = 770,609,605.39
  5. Step 5: Solve for x
    x = 770,609,605.39/31,740.12
  6. Step 6: Final answer
    x = 24,278.72

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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.