Home / 12,502.83-18,744.91-4,177.92

Finding the Fourth Proportional to 12,502.83, 18,744.91 and 4,177.92

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Solution

The fourth proportional to 12,502.83, 18,744.91 and 4,177.92 is: 6,263.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,502.83 : 18,744.91 = 4,177.92 : x
  2. Step 2: Convert to fraction form
    12,502.83/18,744.91 = 4,177.92/x
  3. Step 3: Cross multiply
    12,502.83x = 18,744.91 × 4,177.92
  4. Step 4: Simplify right side
    12,502.83x = 78,314,734.39
  5. Step 5: Solve for x
    x = 78,314,734.39/12,502.83
  6. Step 6: Final answer
    x = 6,263.76

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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.