Home / 14,013.64-21,020.46-4,153.06

Finding the Fourth Proportional to 14,013.64, 21,020.46 and 4,153.06

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Solution

The fourth proportional to 14,013.64, 21,020.46 and 4,153.06 is: 6,229.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,013.64 : 21,020.46 = 4,153.06 : x
  2. Step 2: Convert to fraction form
    14,013.64/21,020.46 = 4,153.06/x
  3. Step 3: Cross multiply
    14,013.64x = 21,020.46 × 4,153.06
  4. Step 4: Simplify right side
    14,013.64x = 87,299,231.61
  5. Step 5: Solve for x
    x = 87,299,231.61/14,013.64
  6. Step 6: Final answer
    x = 6,229.59

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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.