Home / 25,354.67-38,020.46-13,505.43

Finding the Fourth Proportional to 25,354.67, 38,020.46 and 13,505.43

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Solution

The fourth proportional to 25,354.67, 38,020.46 and 13,505.43 is: 20,252.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,354.67 : 38,020.46 = 13,505.43 : x
  2. Step 2: Convert to fraction form
    25,354.67/38,020.46 = 13,505.43/x
  3. Step 3: Cross multiply
    25,354.67x = 38,020.46 × 13,505.43
  4. Step 4: Simplify right side
    25,354.67x = 513,482,593.57
  5. Step 5: Solve for x
    x = 513,482,593.57/25,354.67
  6. Step 6: Final answer
    x = 20,252.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.