Home / 25,031.15-34,542.90-13,546.04

Finding the Fourth Proportional to 25,031.15, 34,542.90 and 13,546.04

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Solution

The fourth proportional to 25,031.15, 34,542.90 and 13,546.04 is: 18,693.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,031.15 : 34,542.90 = 13,546.04 : x
  2. Step 2: Convert to fraction form
    25,031.15/34,542.90 = 13,546.04/x
  3. Step 3: Cross multiply
    25,031.15x = 34,542.90 × 13,546.04
  4. Step 4: Simplify right side
    25,031.15x = 467,919,564.80
  5. Step 5: Solve for x
    x = 467,919,564.80/25,031.15
  6. Step 6: Final answer
    x = 18,693.49

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.