Home / 25,538.40-38,301.24-10,747.44

Finding the Fourth Proportional to 25,538.40, 38,301.24 and 10,747.44

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Solution

The fourth proportional to 25,538.40, 38,301.24 and 10,747.44 is: 16,118.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,538.40 : 38,301.24 = 10,747.44 : x
  2. Step 2: Convert to fraction form
    25,538.40/38,301.24 = 10,747.44/x
  3. Step 3: Cross multiply
    25,538.40x = 38,301.24 × 10,747.44
  4. Step 4: Simplify right side
    25,538.40x = 411,640,278.83
  5. Step 5: Solve for x
    x = 411,640,278.83/25,538.40
  6. Step 6: Final answer
    x = 16,118.48

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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.