Home / 22,627.23-31,245.42-14,143.85

Finding the Fourth Proportional to 22,627.23, 31,245.42 and 14,143.85

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Solution

The fourth proportional to 22,627.23, 31,245.42 and 14,143.85 is: 19,530.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,627.23 : 31,245.42 = 14,143.85 : x
  2. Step 2: Convert to fraction form
    22,627.23/31,245.42 = 14,143.85/x
  3. Step 3: Cross multiply
    22,627.23x = 31,245.42 × 14,143.85
  4. Step 4: Simplify right side
    22,627.23x = 441,930,462.95
  5. Step 5: Solve for x
    x = 441,930,462.95/22,627.23
  6. Step 6: Final answer
    x = 19,530.91

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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.