Home / 48,160.08-72,240.12-13,099.92

Finding the Fourth Proportional to 48,160.08, 72,240.12 and 13,099.92

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Solution

The fourth proportional to 48,160.08, 72,240.12 and 13,099.92 is: 19,649.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,160.08 : 72,240.12 = 13,099.92 : x
  2. Step 2: Convert to fraction form
    48,160.08/72,240.12 = 13,099.92/x
  3. Step 3: Cross multiply
    48,160.08x = 72,240.12 × 13,099.92
  4. Step 4: Simplify right side
    48,160.08x = 946,339,792.79
  5. Step 5: Solve for x
    x = 946,339,792.79/48,160.08
  6. Step 6: Final answer
    x = 19,649.88

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Similar ratio
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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.