Home / 14,350.57-21,505.42-10,572.64

Finding the Fourth Proportional to 14,350.57, 21,505.42 and 10,572.64

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Solution

The fourth proportional to 14,350.57, 21,505.42 and 10,572.64 is: 15,843.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,350.57 : 21,505.42 = 10,572.64 : x
  2. Step 2: Convert to fraction form
    14,350.57/21,505.42 = 10,572.64/x
  3. Step 3: Cross multiply
    14,350.57x = 21,505.42 × 10,572.64
  4. Step 4: Simplify right side
    14,350.57x = 227,369,010.85
  5. Step 5: Solve for x
    x = 227,369,010.85/14,350.57
  6. Step 6: Final answer
    x = 15,843.90

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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.