Home / 38,795.88-58,205.18-12,500.04

Finding the Fourth Proportional to 38,795.88, 58,205.18 and 12,500.04

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Solution

The fourth proportional to 38,795.88, 58,205.18 and 12,500.04 is: 18,753.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,795.88 : 58,205.18 = 12,500.04 : x
  2. Step 2: Convert to fraction form
    38,795.88/58,205.18 = 12,500.04/x
  3. Step 3: Cross multiply
    38,795.88x = 58,205.18 × 12,500.04
  4. Step 4: Simplify right side
    38,795.88x = 727,567,078.21
  5. Step 5: Solve for x
    x = 727,567,078.21/38,795.88
  6. Step 6: Final answer
    x = 18,753.72

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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.