Home / 41,451.84-62,129.05-19,218.42

Finding the Fourth Proportional to 41,451.84, 62,129.05 and 19,218.42

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Solution

The fourth proportional to 41,451.84, 62,129.05 and 19,218.42 is: 28,805.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,451.84 : 62,129.05 = 19,218.42 : x
  2. Step 2: Convert to fraction form
    41,451.84/62,129.05 = 19,218.42/x
  3. Step 3: Cross multiply
    41,451.84x = 62,129.05 × 19,218.42
  4. Step 4: Simplify right side
    41,451.84x = 1,194,022,177.10
  5. Step 5: Solve for x
    x = 1,194,022,177.10/41,451.84
  6. Step 6: Final answer
    x = 28,805.05

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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.