Home / 61,028.55-91,557.45-25,470.09

Finding the Fourth Proportional to 61,028.55, 91,557.45 and 25,470.09

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Solution

The fourth proportional to 61,028.55, 91,557.45 and 25,470.09 is: 38,211.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,028.55 : 91,557.45 = 25,470.09 : x
  2. Step 2: Convert to fraction form
    61,028.55/91,557.45 = 25,470.09/x
  3. Step 3: Cross multiply
    61,028.55x = 91,557.45 × 25,470.09
  4. Step 4: Simplify right side
    61,028.55x = 2,331,976,491.67
  5. Step 5: Solve for x
    x = 2,331,976,491.67/61,028.55
  6. Step 6: Final answer
    x = 38,211.24

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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.