Home / 14,321.43-19,773.21-10,958.24

Finding the Fourth Proportional to 14,321.43, 19,773.21 and 10,958.24

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Solution

The fourth proportional to 14,321.43, 19,773.21 and 10,958.24 is: 15,129.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,321.43 : 19,773.21 = 10,958.24 : x
  2. Step 2: Convert to fraction form
    14,321.43/19,773.21 = 10,958.24/x
  3. Step 3: Cross multiply
    14,321.43x = 19,773.21 × 10,958.24
  4. Step 4: Simplify right side
    14,321.43x = 216,679,560.05
  5. Step 5: Solve for x
    x = 216,679,560.05/14,321.43
  6. Step 6: Final answer
    x = 15,129.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.