Home / 14,534.72-21,805.68-4,146.56

Finding the Fourth Proportional to 14,534.72, 21,805.68 and 4,146.56

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Solution

The fourth proportional to 14,534.72, 21,805.68 and 4,146.56 is: 6,220.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,534.72 : 21,805.68 = 4,146.56 : x
  2. Step 2: Convert to fraction form
    14,534.72/21,805.68 = 4,146.56/x
  3. Step 3: Cross multiply
    14,534.72x = 21,805.68 × 4,146.56
  4. Step 4: Simplify right side
    14,534.72x = 90,418,560.46
  5. Step 5: Solve for x
    x = 90,418,560.46/14,534.72
  6. Step 6: Final answer
    x = 6,220.87

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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.