Home / 52,148.38-78,224.99-15,212.38

Finding the Fourth Proportional to 52,148.38, 78,224.99 and 15,212.38

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Solution

The fourth proportional to 52,148.38, 78,224.99 and 15,212.38 is: 22,819.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,148.38 : 78,224.99 = 15,212.38 : x
  2. Step 2: Convert to fraction form
    52,148.38/78,224.99 = 15,212.38/x
  3. Step 3: Cross multiply
    52,148.38x = 78,224.99 × 15,212.38
  4. Step 4: Simplify right side
    52,148.38x = 1,189,988,273.38
  5. Step 5: Solve for x
    x = 1,189,988,273.38/52,148.38
  6. Step 6: Final answer
    x = 22,819.28

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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.