Home / 39,861.24-54,994.14-26,439

Finding the Fourth Proportional to 39,861.24, 54,994.14 and 26,439

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Solution

The fourth proportional to 39,861.24, 54,994.14 and 26,439 is: 36,476.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,861.24 : 54,994.14 = 26,439 : x
  2. Step 2: Convert to fraction form
    39,861.24/54,994.14 = 26,439/x
  3. Step 3: Cross multiply
    39,861.24x = 54,994.14 × 26,439
  4. Step 4: Simplify right side
    39,861.24x = 1,453,990,067.46
  5. Step 5: Solve for x
    x = 1,453,990,067.46/39,861.24
  6. Step 6: Final answer
    x = 36,476.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.