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Finding the Fourth Proportional to 25,361.38, 38,034.62 and 9,555

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Solution

The fourth proportional to 25,361.38, 38,034.62 and 9,555 is: 14,329.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,361.38 : 38,034.62 = 9,555 : x
  2. Step 2: Convert to fraction form
    25,361.38/38,034.62 = 9,555/x
  3. Step 3: Cross multiply
    25,361.38x = 38,034.62 × 9,555
  4. Step 4: Simplify right side
    25,361.38x = 363,420,794.10
  5. Step 5: Solve for x
    x = 363,420,794.10/25,361.38
  6. Step 6: Final answer
    x = 14,329.69

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1.5x scale

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.