Home / 14,380.31-21,567.22-5,610.71

Finding the Fourth Proportional to 14,380.31, 21,567.22 and 5,610.71

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Solution

The fourth proportional to 14,380.31, 21,567.22 and 5,610.71 is: 8,414.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,380.31 : 21,567.22 = 5,610.71 : x
  2. Step 2: Convert to fraction form
    14,380.31/21,567.22 = 5,610.71/x
  3. Step 3: Cross multiply
    14,380.31x = 21,567.22 × 5,610.71
  4. Step 4: Simplify right side
    14,380.31x = 121,007,416.93
  5. Step 5: Solve for x
    x = 121,007,416.93/14,380.31
  6. Step 6: Final answer
    x = 8,414.80

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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.