Home / 39,377.18-54,338.36-22,610.18

Finding the Fourth Proportional to 39,377.18, 54,338.36 and 22,610.18

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Solution

The fourth proportional to 39,377.18, 54,338.36 and 22,610.18 is: 31,200.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,377.18 : 54,338.36 = 22,610.18 : x
  2. Step 2: Convert to fraction form
    39,377.18/54,338.36 = 22,610.18/x
  3. Step 3: Cross multiply
    39,377.18x = 54,338.36 × 22,610.18
  4. Step 4: Simplify right side
    39,377.18x = 1,228,600,100.50
  5. Step 5: Solve for x
    x = 1,228,600,100.50/39,377.18
  6. Step 6: Final answer
    x = 31,200.81

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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.