Home / 22,197.33-30,632.85-12,125.66

Finding the Fourth Proportional to 22,197.33, 30,632.85 and 12,125.66

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Solution

The fourth proportional to 22,197.33, 30,632.85 and 12,125.66 is: 16,733.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,197.33 : 30,632.85 = 12,125.66 : x
  2. Step 2: Convert to fraction form
    22,197.33/30,632.85 = 12,125.66/x
  3. Step 3: Cross multiply
    22,197.33x = 30,632.85 × 12,125.66
  4. Step 4: Simplify right side
    22,197.33x = 371,443,370.77
  5. Step 5: Solve for x
    x = 371,443,370.77/22,197.33
  6. Step 6: Final answer
    x = 16,733.70

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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.