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Finding the Fourth Proportional to 14,773.32, 22,163.22 and 4,385.88

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Solution

The fourth proportional to 14,773.32, 22,163.22 and 4,385.88 is: 6,579.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,773.32 : 22,163.22 = 4,385.88 : x
  2. Step 2: Convert to fraction form
    14,773.32/22,163.22 = 4,385.88/x
  3. Step 3: Cross multiply
    14,773.32x = 22,163.22 × 4,385.88
  4. Step 4: Simplify right side
    14,773.32x = 97,205,223.33
  5. Step 5: Solve for x
    x = 97,205,223.33/14,773.32
  6. Step 6: Final answer
    x = 6,579.78

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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.