Home / 52,913.13-72,994.11-38,550.62

Finding the Fourth Proportional to 52,913.13, 72,994.11 and 38,550.62

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Solution

The fourth proportional to 52,913.13, 72,994.11 and 38,550.62 is: 53,180.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,913.13 : 72,994.11 = 38,550.62 : x
  2. Step 2: Convert to fraction form
    52,913.13/72,994.11 = 38,550.62/x
  3. Step 3: Cross multiply
    52,913.13x = 72,994.11 × 38,550.62
  4. Step 4: Simplify right side
    52,913.13x = 2,813,967,831.88
  5. Step 5: Solve for x
    x = 2,813,967,831.88/52,913.13
  6. Step 6: Final answer
    x = 53,180.90

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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.