Home / 14,020.85-21,034.17-5,700.86

Finding the Fourth Proportional to 14,020.85, 21,034.17 and 5,700.86

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Solution

The fourth proportional to 14,020.85, 21,034.17 and 5,700.86 is: 8,552.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,020.85 : 21,034.17 = 5,700.86 : x
  2. Step 2: Convert to fraction form
    14,020.85/21,034.17 = 5,700.86/x
  3. Step 3: Cross multiply
    14,020.85x = 21,034.17 × 5,700.86
  4. Step 4: Simplify right side
    14,020.85x = 119,912,910.97
  5. Step 5: Solve for x
    x = 119,912,910.97/14,020.85
  6. Step 6: Final answer
    x = 8,552.47

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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.