Home / 25,425.38-38,145.52-11,382.28

Finding the Fourth Proportional to 25,425.38, 38,145.52 and 11,382.28

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Solution

The fourth proportional to 25,425.38, 38,145.52 and 11,382.28 is: 17,076.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,425.38 : 38,145.52 = 11,382.28 : x
  2. Step 2: Convert to fraction form
    25,425.38/38,145.52 = 11,382.28/x
  3. Step 3: Cross multiply
    25,425.38x = 38,145.52 × 11,382.28
  4. Step 4: Simplify right side
    25,425.38x = 434,182,865.57
  5. Step 5: Solve for x
    x = 434,182,865.57/25,425.38
  6. Step 6: Final answer
    x = 17,076.75

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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.