Home / 52,057.38-78,086.73-18,324.42

Finding the Fourth Proportional to 52,057.38, 78,086.73 and 18,324.42

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Solution

The fourth proportional to 52,057.38, 78,086.73 and 18,324.42 is: 27,486.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,057.38 : 78,086.73 = 18,324.42 : x
  2. Step 2: Convert to fraction form
    52,057.38/78,086.73 = 18,324.42/x
  3. Step 3: Cross multiply
    52,057.38x = 78,086.73 × 18,324.42
  4. Step 4: Simplify right side
    52,057.38x = 1,430,894,036.95
  5. Step 5: Solve for x
    x = 1,430,894,036.95/52,057.38
  6. Step 6: Final answer
    x = 27,486.86

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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.