Home / 38,831.97-53,596.98-27,489.68

Finding the Fourth Proportional to 38,831.97, 53,596.98 and 27,489.68

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Solution

The fourth proportional to 38,831.97, 53,596.98 and 27,489.68 is: 37,942.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,831.97 : 53,596.98 = 27,489.68 : x
  2. Step 2: Convert to fraction form
    38,831.97/53,596.98 = 27,489.68/x
  3. Step 3: Cross multiply
    38,831.97x = 53,596.98 × 27,489.68
  4. Step 4: Simplify right side
    38,831.97x = 1,473,363,423.73
  5. Step 5: Solve for x
    x = 1,473,363,423.73/38,831.97
  6. Step 6: Final answer
    x = 37,942.02

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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.