Home / 23,215.60-32,016.90-18,737.92

Finding the Fourth Proportional to 23,215.60, 32,016.90 and 18,737.92

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Solution

The fourth proportional to 23,215.60, 32,016.90 and 18,737.92 is: 25,841.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,215.60 : 32,016.90 = 18,737.92 : x
  2. Step 2: Convert to fraction form
    23,215.60/32,016.90 = 18,737.92/x
  3. Step 3: Cross multiply
    23,215.60x = 32,016.90 × 18,737.92
  4. Step 4: Simplify right side
    23,215.60x = 599,930,110.85
  5. Step 5: Solve for x
    x = 599,930,110.85/23,215.60
  6. Step 6: Final answer
    x = 25,841.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.