Home / 22,735.60-31,375.18-13,177.33

Finding the Fourth Proportional to 22,735.60, 31,375.18 and 13,177.33

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Solution

The fourth proportional to 22,735.60, 31,375.18 and 13,177.33 is: 18,184.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,735.60 : 31,375.18 = 13,177.33 : x
  2. Step 2: Convert to fraction form
    22,735.60/31,375.18 = 13,177.33/x
  3. Step 3: Cross multiply
    22,735.60x = 31,375.18 × 13,177.33
  4. Step 4: Simplify right side
    22,735.60x = 413,441,215.19
  5. Step 5: Solve for x
    x = 413,441,215.19/22,735.60
  6. Step 6: Final answer
    x = 18,184.75

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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.