Home / 52,324.38-78,486.57-15,388.38

Finding the Fourth Proportional to 52,324.38, 78,486.57 and 15,388.38

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Solution

The fourth proportional to 52,324.38, 78,486.57 and 15,388.38 is: 23,082.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,324.38 : 78,486.57 = 15,388.38 : x
  2. Step 2: Convert to fraction form
    52,324.38/78,486.57 = 15,388.38/x
  3. Step 3: Cross multiply
    52,324.38x = 78,486.57 × 15,388.38
  4. Step 4: Simplify right side
    52,324.38x = 1,207,781,164.06
  5. Step 5: Solve for x
    x = 1,207,781,164.06/52,324.38
  6. Step 6: Final answer
    x = 23,082.57

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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.