Home / 14,446.32-21,654.72-5,669.28

Finding the Fourth Proportional to 14,446.32, 21,654.72 and 5,669.28

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Solution

The fourth proportional to 14,446.32, 21,654.72 and 5,669.28 is: 8,498.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,446.32 : 21,654.72 = 5,669.28 : x
  2. Step 2: Convert to fraction form
    14,446.32/21,654.72 = 5,669.28/x
  3. Step 3: Cross multiply
    14,446.32x = 21,654.72 × 5,669.28
  4. Step 4: Simplify right side
    14,446.32x = 122,766,671.00
  5. Step 5: Solve for x
    x = 122,766,671.00/14,446.32
  6. Step 6: Final answer
    x = 8,498.13

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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.