Home / 48,948.88-67,548.14-28,806.95

Finding the Fourth Proportional to 48,948.88, 67,548.14 and 28,806.95

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Solution

The fourth proportional to 48,948.88, 67,548.14 and 28,806.95 is: 39,752.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,948.88 : 67,548.14 = 28,806.95 : x
  2. Step 2: Convert to fraction form
    48,948.88/67,548.14 = 28,806.95/x
  3. Step 3: Cross multiply
    48,948.88x = 67,548.14 × 28,806.95
  4. Step 4: Simplify right side
    48,948.88x = 1,945,855,517.82
  5. Step 5: Solve for x
    x = 1,945,855,517.82/48,948.88
  6. Step 6: Final answer
    x = 39,752.81

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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.