Home / 52,872.38-79,308.56-15,936.38

Finding the Fourth Proportional to 52,872.38, 79,308.56 and 15,936.38

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Solution

The fourth proportional to 52,872.38, 79,308.56 and 15,936.38 is: 23,904.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,872.38 : 79,308.56 = 15,936.38 : x
  2. Step 2: Convert to fraction form
    52,872.38/79,308.56 = 15,936.38/x
  3. Step 3: Cross multiply
    52,872.38x = 79,308.56 × 15,936.38
  4. Step 4: Simplify right side
    52,872.38x = 1,263,891,349.41
  5. Step 5: Solve for x
    x = 1,263,891,349.41/52,872.38
  6. Step 6: Final answer
    x = 23,904.57

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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.