Home / 27,737.38-38,273.16-15,800.95

Finding the Fourth Proportional to 27,737.38, 38,273.16 and 15,800.95

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Solution

The fourth proportional to 27,737.38, 38,273.16 and 15,800.95 is: 21,802.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,737.38 : 38,273.16 = 15,800.95 : x
  2. Step 2: Convert to fraction form
    27,737.38/38,273.16 = 15,800.95/x
  3. Step 3: Cross multiply
    27,737.38x = 38,273.16 × 15,800.95
  4. Step 4: Simplify right side
    27,737.38x = 604,752,287.50
  5. Step 5: Solve for x
    x = 604,752,287.50/27,737.38
  6. Step 6: Final answer
    x = 21,802.79

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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.