Home / 38,831.53-58,153.88-22,140.96

Finding the Fourth Proportional to 38,831.53, 58,153.88 and 22,140.96

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Solution

The fourth proportional to 38,831.53, 58,153.88 and 22,140.96 is: 33,158.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,831.53 : 58,153.88 = 22,140.96 : x
  2. Step 2: Convert to fraction form
    38,831.53/58,153.88 = 22,140.96/x
  3. Step 3: Cross multiply
    38,831.53x = 58,153.88 × 22,140.96
  4. Step 4: Simplify right side
    38,831.53x = 1,287,582,647.90
  5. Step 5: Solve for x
    x = 1,287,582,647.90/38,831.53
  6. Step 6: Final answer
    x = 33,158.17

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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.