Home / 14,981.05-22,475.20-5,621.15

Finding the Fourth Proportional to 14,981.05, 22,475.20 and 5,621.15

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Solution

The fourth proportional to 14,981.05, 22,475.20 and 5,621.15 is: 8,433.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,981.05 : 22,475.20 = 5,621.15 : x
  2. Step 2: Convert to fraction form
    14,981.05/22,475.20 = 5,621.15/x
  3. Step 3: Cross multiply
    14,981.05x = 22,475.20 × 5,621.15
  4. Step 4: Simplify right side
    14,981.05x = 126,336,380.92
  5. Step 5: Solve for x
    x = 126,336,380.92/14,981.05
  6. Step 6: Final answer
    x = 8,433.08

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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.