Home / 37,104.11-55,650.79-12,145.15

Finding the Fourth Proportional to 37,104.11, 55,650.79 and 12,145.15

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Solution

The fourth proportional to 37,104.11, 55,650.79 and 12,145.15 is: 18,215.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,104.11 : 55,650.79 = 12,145.15 : x
  2. Step 2: Convert to fraction form
    37,104.11/55,650.79 = 12,145.15/x
  3. Step 3: Cross multiply
    37,104.11x = 55,650.79 × 12,145.15
  4. Step 4: Simplify right side
    37,104.11x = 675,887,276.91
  5. Step 5: Solve for x
    x = 675,887,276.91/37,104.11
  6. Step 6: Final answer
    x = 18,215.97

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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.