Home / 39,408.59-59,079.17-17,205.68

Finding the Fourth Proportional to 39,408.59, 59,079.17 and 17,205.68

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Solution

The fourth proportional to 39,408.59, 59,079.17 and 17,205.68 is: 25,793.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,408.59 : 59,079.17 = 17,205.68 : x
  2. Step 2: Convert to fraction form
    39,408.59/59,079.17 = 17,205.68/x
  3. Step 3: Cross multiply
    39,408.59x = 59,079.17 × 17,205.68
  4. Step 4: Simplify right side
    39,408.59x = 1,016,497,484.40
  5. Step 5: Solve for x
    x = 1,016,497,484.40/39,408.59
  6. Step 6: Final answer
    x = 25,793.80

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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.