Home / 27,737.62-38,277.92-14,990.77

Finding the Fourth Proportional to 27,737.62, 38,277.92 and 14,990.77

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Solution

The fourth proportional to 27,737.62, 38,277.92 and 14,990.77 is: 20,687.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,737.62 : 38,277.92 = 14,990.77 : x
  2. Step 2: Convert to fraction form
    27,737.62/38,277.92 = 14,990.77/x
  3. Step 3: Cross multiply
    27,737.62x = 38,277.92 × 14,990.77
  4. Step 4: Simplify right side
    27,737.62x = 573,815,324.15
  5. Step 5: Solve for x
    x = 573,815,324.15/27,737.62
  6. Step 6: Final answer
    x = 20,687.26

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1.5x scale

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.