Home / 14,919.61-22,359.24-5,680.57

Finding the Fourth Proportional to 14,919.61, 22,359.24 and 5,680.57

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Solution

The fourth proportional to 14,919.61, 22,359.24 and 5,680.57 is: 8,513.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,919.61 : 22,359.24 = 5,680.57 : x
  2. Step 2: Convert to fraction form
    14,919.61/22,359.24 = 5,680.57/x
  3. Step 3: Cross multiply
    14,919.61x = 22,359.24 × 5,680.57
  4. Step 4: Simplify right side
    14,919.61x = 127,013,227.97
  5. Step 5: Solve for x
    x = 127,013,227.97/14,919.61
  6. Step 6: Final answer
    x = 8,513.17

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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.