Home / 53,911.31-80,834.03-25,839.95

Finding the Fourth Proportional to 53,911.31, 80,834.03 and 25,839.95

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Solution

The fourth proportional to 53,911.31, 80,834.03 and 25,839.95 is: 38,744.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,911.31 : 80,834.03 = 25,839.95 : x
  2. Step 2: Convert to fraction form
    53,911.31/80,834.03 = 25,839.95/x
  3. Step 3: Cross multiply
    53,911.31x = 80,834.03 × 25,839.95
  4. Step 4: Simplify right side
    53,911.31x = 2,088,747,164.30
  5. Step 5: Solve for x
    x = 2,088,747,164.30/53,911.31
  6. Step 6: Final answer
    x = 38,744.14

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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.