Home / 48,945.50-67,539.06-28,797.95

Finding the Fourth Proportional to 48,945.50, 67,539.06 and 28,797.95

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Solution

The fourth proportional to 48,945.50, 67,539.06 and 28,797.95 is: 39,737.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,945.50 : 67,539.06 = 28,797.95 : x
  2. Step 2: Convert to fraction form
    48,945.50/67,539.06 = 28,797.95/x
  3. Step 3: Cross multiply
    48,945.50x = 67,539.06 × 28,797.95
  4. Step 4: Simplify right side
    48,945.50x = 1,944,986,472.93
  5. Step 5: Solve for x
    x = 1,944,986,472.93/48,945.50
  6. Step 6: Final answer
    x = 39,737.80

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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.