Home / 22,462.68-30,999.33-12,391.50

Finding the Fourth Proportional to 22,462.68, 30,999.33 and 12,391.50

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Solution

The fourth proportional to 22,462.68, 30,999.33 and 12,391.50 is: 17,100.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,462.68 : 30,999.33 = 12,391.50 : x
  2. Step 2: Convert to fraction form
    22,462.68/30,999.33 = 12,391.50/x
  3. Step 3: Cross multiply
    22,462.68x = 30,999.33 × 12,391.50
  4. Step 4: Simplify right side
    22,462.68x = 384,128,197.70
  5. Step 5: Solve for x
    x = 384,128,197.70/22,462.68
  6. Step 6: Final answer
    x = 17,100.73

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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.