Home / 12,073.52-18,113.44-4,177.68

Finding the Fourth Proportional to 12,073.52, 18,113.44 and 4,177.68

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Solution

The fourth proportional to 12,073.52, 18,113.44 and 4,177.68 is: 6,267.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,073.52 : 18,113.44 = 4,177.68 : x
  2. Step 2: Convert to fraction form
    12,073.52/18,113.44 = 4,177.68/x
  3. Step 3: Cross multiply
    12,073.52x = 18,113.44 × 4,177.68
  4. Step 4: Simplify right side
    12,073.52x = 75,672,156.02
  5. Step 5: Solve for x
    x = 75,672,156.02/12,073.52
  6. Step 6: Final answer
    x = 6,267.61

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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.