Home / 45,060.72-67,591.14-18,406.71

Finding the Fourth Proportional to 45,060.72, 67,591.14 and 18,406.71

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Solution

The fourth proportional to 45,060.72, 67,591.14 and 18,406.71 is: 27,610.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,060.72 : 67,591.14 = 18,406.71 : x
  2. Step 2: Convert to fraction form
    45,060.72/67,591.14 = 18,406.71/x
  3. Step 3: Cross multiply
    45,060.72x = 67,591.14 × 18,406.71
  4. Step 4: Simplify right side
    45,060.72x = 1,244,130,512.55
  5. Step 5: Solve for x
    x = 1,244,130,512.55/45,060.72
  6. Step 6: Final answer
    x = 27,610.09

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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.