Home / 38,325.75-57,472.20-13,358.41

Finding the Fourth Proportional to 38,325.75, 57,472.20 and 13,358.41

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Solution

The fourth proportional to 38,325.75, 57,472.20 and 13,358.41 is: 20,031.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,325.75 : 57,472.20 = 13,358.41 : x
  2. Step 2: Convert to fraction form
    38,325.75/57,472.20 = 13,358.41/x
  3. Step 3: Cross multiply
    38,325.75x = 57,472.20 × 13,358.41
  4. Step 4: Simplify right side
    38,325.75x = 767,737,117.62
  5. Step 5: Solve for x
    x = 767,737,117.62/38,325.75
  6. Step 6: Final answer
    x = 20,031.89

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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.