Home / 14,185.59-21,278.65-4,324.24

Finding the Fourth Proportional to 14,185.59, 21,278.65 and 4,324.24

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Solution

The fourth proportional to 14,185.59, 21,278.65 and 4,324.24 is: 6,486.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,185.59 : 21,278.65 = 4,324.24 : x
  2. Step 2: Convert to fraction form
    14,185.59/21,278.65 = 4,324.24/x
  3. Step 3: Cross multiply
    14,185.59x = 21,278.65 × 4,324.24
  4. Step 4: Simplify right side
    14,185.59x = 92,013,989.48
  5. Step 5: Solve for x
    x = 92,013,989.48/14,185.59
  6. Step 6: Final answer
    x = 6,486.44

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Double scale
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Similar ratio
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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.