Home / 14,981.84-22,473.28-5,620.90

Finding the Fourth Proportional to 14,981.84, 22,473.28 and 5,620.90

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Solution

The fourth proportional to 14,981.84, 22,473.28 and 5,620.90 is: 8,431.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,981.84 : 22,473.28 = 5,620.90 : x
  2. Step 2: Convert to fraction form
    14,981.84/22,473.28 = 5,620.90/x
  3. Step 3: Cross multiply
    14,981.84x = 22,473.28 × 5,620.90
  4. Step 4: Simplify right side
    14,981.84x = 126,320,059.55
  5. Step 5: Solve for x
    x = 126,320,059.55/14,981.84
  6. Step 6: Final answer
    x = 8,431.55

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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.