Home / 16,238.43-22,407.98-9,163.89

Finding the Fourth Proportional to 16,238.43, 22,407.98 and 9,163.89

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Solution

The fourth proportional to 16,238.43, 22,407.98 and 9,163.89 is: 12,645.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,238.43 : 22,407.98 = 9,163.89 : x
  2. Step 2: Convert to fraction form
    16,238.43/22,407.98 = 9,163.89/x
  3. Step 3: Cross multiply
    16,238.43x = 22,407.98 × 9,163.89
  4. Step 4: Simplify right side
    16,238.43x = 205,344,218.02
  5. Step 5: Solve for x
    x = 205,344,218.02/16,238.43
  6. Step 6: Final answer
    x = 12,645.57

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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.