Home / 14,560.85-21,808.45-10,197.78

Finding the Fourth Proportional to 14,560.85, 21,808.45 and 10,197.78

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Solution

The fourth proportional to 14,560.85, 21,808.45 and 10,197.78 is: 15,273.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,560.85 : 21,808.45 = 10,197.78 : x
  2. Step 2: Convert to fraction form
    14,560.85/21,808.45 = 10,197.78/x
  3. Step 3: Cross multiply
    14,560.85x = 21,808.45 × 10,197.78
  4. Step 4: Simplify right side
    14,560.85x = 222,397,775.24
  5. Step 5: Solve for x
    x = 222,397,775.24/14,560.85
  6. Step 6: Final answer
    x = 15,273.68

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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.