Home / 14,229.68-21,347.28-5,463.95

Finding the Fourth Proportional to 14,229.68, 21,347.28 and 5,463.95

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Solution

The fourth proportional to 14,229.68, 21,347.28 and 5,463.95 is: 8,196.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,229.68 : 21,347.28 = 5,463.95 : x
  2. Step 2: Convert to fraction form
    14,229.68/21,347.28 = 5,463.95/x
  3. Step 3: Cross multiply
    14,229.68x = 21,347.28 × 5,463.95
  4. Step 4: Simplify right side
    14,229.68x = 116,640,363.82
  5. Step 5: Solve for x
    x = 116,640,363.82/14,229.68
  6. Step 6: Final answer
    x = 8,196.98

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1.5x scale

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.