Home / 38,831.97-58,154.53-22,141.40

Finding the Fourth Proportional to 38,831.97, 58,154.53 and 22,141.40

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Solution

The fourth proportional to 38,831.97, 58,154.53 and 22,141.40 is: 33,158.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,831.97 : 58,154.53 = 22,141.40 : x
  2. Step 2: Convert to fraction form
    38,831.97/58,154.53 = 22,141.40/x
  3. Step 3: Cross multiply
    38,831.97x = 58,154.53 × 22,141.40
  4. Step 4: Simplify right side
    38,831.97x = 1,287,622,665.53
  5. Step 5: Solve for x
    x = 1,287,622,665.53/38,831.97
  6. Step 6: Final answer
    x = 33,158.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.