Home / 26,494.28-39,764.20-15,385.53

Finding the Fourth Proportional to 26,494.28, 39,764.20 and 15,385.53

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Solution

The fourth proportional to 26,494.28, 39,764.20 and 15,385.53 is: 23,091.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,494.28 : 39,764.20 = 15,385.53 : x
  2. Step 2: Convert to fraction form
    26,494.28/39,764.20 = 15,385.53/x
  3. Step 3: Cross multiply
    26,494.28x = 39,764.20 × 15,385.53
  4. Step 4: Simplify right side
    26,494.28x = 611,793,292.03
  5. Step 5: Solve for x
    x = 611,793,292.03/26,494.28
  6. Step 6: Final answer
    x = 23,091.52

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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.