Home / 14,649.24-20,217.19-8,277

Finding the Fourth Proportional to 14,649.24, 20,217.19 and 8,277

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Solution

The fourth proportional to 14,649.24, 20,217.19 and 8,277 is: 11,422.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,649.24 : 20,217.19 = 8,277 : x
  2. Step 2: Convert to fraction form
    14,649.24/20,217.19 = 8,277/x
  3. Step 3: Cross multiply
    14,649.24x = 20,217.19 × 8,277
  4. Step 4: Simplify right side
    14,649.24x = 167,337,681.63
  5. Step 5: Solve for x
    x = 167,337,681.63/14,649.24
  6. Step 6: Final answer
    x = 11,422.96

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1.5x scale

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.