Home / 25,375.38-38,065.32-6,655.35

Finding the Fourth Proportional to 25,375.38, 38,065.32 and 6,655.35

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Solution

The fourth proportional to 25,375.38, 38,065.32 and 6,655.35 is: 9,983.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,375.38 : 38,065.32 = 6,655.35 : x
  2. Step 2: Convert to fraction form
    25,375.38/38,065.32 = 6,655.35/x
  3. Step 3: Cross multiply
    25,375.38x = 38,065.32 × 6,655.35
  4. Step 4: Simplify right side
    25,375.38x = 253,338,145.25
  5. Step 5: Solve for x
    x = 253,338,145.25/25,375.38
  6. Step 6: Final answer
    x = 9,983.62

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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.