Home / 39,506.80-54,524.40-22,517.15

Finding the Fourth Proportional to 39,506.80, 54,524.40 and 22,517.15

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Solution

The fourth proportional to 39,506.80, 54,524.40 and 22,517.15 is: 31,076.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,506.80 : 54,524.40 = 22,517.15 : x
  2. Step 2: Convert to fraction form
    39,506.80/54,524.40 = 22,517.15/x
  3. Step 3: Cross multiply
    39,506.80x = 54,524.40 × 22,517.15
  4. Step 4: Simplify right side
    39,506.80x = 1,227,733,980.87
  5. Step 5: Solve for x
    x = 1,227,733,980.87/39,506.80
  6. Step 6: Final answer
    x = 31,076.52

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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.