Home / 31,740.34-43,801.68-17,592.88

Finding the Fourth Proportional to 31,740.34, 43,801.68 and 17,592.88

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Solution

The fourth proportional to 31,740.34, 43,801.68 and 17,592.88 is: 24,278.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,740.34 : 43,801.68 = 17,592.88 : x
  2. Step 2: Convert to fraction form
    31,740.34/43,801.68 = 17,592.88/x
  3. Step 3: Cross multiply
    31,740.34x = 43,801.68 × 17,592.88
  4. Step 4: Simplify right side
    31,740.34x = 770,597,700.04
  5. Step 5: Solve for x
    x = 770,597,700.04/31,740.34
  6. Step 6: Final answer
    x = 24,278.18

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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.