Home / 25,425.29-38,122.53-11,382.69

Finding the Fourth Proportional to 25,425.29, 38,122.53 and 11,382.69

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Solution

The fourth proportional to 25,425.29, 38,122.53 and 11,382.69 is: 17,067.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,425.29 : 38,122.53 = 11,382.69 : x
  2. Step 2: Convert to fraction form
    25,425.29/38,122.53 = 11,382.69/x
  3. Step 3: Cross multiply
    25,425.29x = 38,122.53 × 11,382.69
  4. Step 4: Simplify right side
    25,425.29x = 433,936,941.01
  5. Step 5: Solve for x
    x = 433,936,941.01/25,425.29
  6. Step 6: Final answer
    x = 17,067.14

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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.