Home / 52,872.13-79,308.20-15,936.13

Finding the Fourth Proportional to 52,872.13, 79,308.20 and 15,936.13

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Solution

The fourth proportional to 52,872.13, 79,308.20 and 15,936.13 is: 23,904.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,872.13 : 79,308.20 = 15,936.13 : x
  2. Step 2: Convert to fraction form
    52,872.13/79,308.20 = 15,936.13/x
  3. Step 3: Cross multiply
    52,872.13x = 79,308.20 × 15,936.13
  4. Step 4: Simplify right side
    52,872.13x = 1,263,865,785.27
  5. Step 5: Solve for x
    x = 1,263,865,785.27/52,872.13
  6. Step 6: Final answer
    x = 23,904.20

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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.