Home / 14,159.56-21,221.17-5,845.42

Finding the Fourth Proportional to 14,159.56, 21,221.17 and 5,845.42

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Solution

The fourth proportional to 14,159.56, 21,221.17 and 5,845.42 is: 8,760.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,159.56 : 21,221.17 = 5,845.42 : x
  2. Step 2: Convert to fraction form
    14,159.56/21,221.17 = 5,845.42/x
  3. Step 3: Cross multiply
    14,159.56x = 21,221.17 × 5,845.42
  4. Step 4: Simplify right side
    14,159.56x = 124,046,576.97
  5. Step 5: Solve for x
    x = 124,046,576.97/14,159.56
  6. Step 6: Final answer
    x = 8,760.62

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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.