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Finding the Fourth Proportional to 60,033.24, 90,049.86 and 15,659.88

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Solution

The fourth proportional to 60,033.24, 90,049.86 and 15,659.88 is: 23,489.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,033.24 : 90,049.86 = 15,659.88 : x
  2. Step 2: Convert to fraction form
    60,033.24/90,049.86 = 15,659.88/x
  3. Step 3: Cross multiply
    60,033.24x = 90,049.86 × 15,659.88
  4. Step 4: Simplify right side
    60,033.24x = 1,410,170,001.62
  5. Step 5: Solve for x
    x = 1,410,170,001.62/60,033.24
  6. Step 6: Final answer
    x = 23,489.82

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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.