Home / 22,008.82-30,385.32-14,467.76

Finding the Fourth Proportional to 22,008.82, 30,385.32 and 14,467.76

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Solution

The fourth proportional to 22,008.82, 30,385.32 and 14,467.76 is: 19,974.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,008.82 : 30,385.32 = 14,467.76 : x
  2. Step 2: Convert to fraction form
    22,008.82/30,385.32 = 14,467.76/x
  3. Step 3: Cross multiply
    22,008.82x = 30,385.32 × 14,467.76
  4. Step 4: Simplify right side
    22,008.82x = 439,607,517.28
  5. Step 5: Solve for x
    x = 439,607,517.28/22,008.82
  6. Step 6: Final answer
    x = 19,974.15

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Double scale
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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.