Home / 38,624.80-57,937.20-16,438.90

Finding the Fourth Proportional to 38,624.80, 57,937.20 and 16,438.90

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Solution

The fourth proportional to 38,624.80, 57,937.20 and 16,438.90 is: 24,658.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,624.80 : 57,937.20 = 16,438.90 : x
  2. Step 2: Convert to fraction form
    38,624.80/57,937.20 = 16,438.90/x
  3. Step 3: Cross multiply
    38,624.80x = 57,937.20 × 16,438.90
  4. Step 4: Simplify right side
    38,624.80x = 952,423,837.08
  5. Step 5: Solve for x
    x = 952,423,837.08/38,624.80
  6. Step 6: Final answer
    x = 24,658.35

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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.