Home / 41,542.12-57,328.32-22,679.40

Finding the Fourth Proportional to 41,542.12, 57,328.32 and 22,679.40

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Solution

The fourth proportional to 41,542.12, 57,328.32 and 22,679.40 is: 31,297.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,542.12 : 57,328.32 = 22,679.40 : x
  2. Step 2: Convert to fraction form
    41,542.12/57,328.32 = 22,679.40/x
  3. Step 3: Cross multiply
    41,542.12x = 57,328.32 × 22,679.40
  4. Step 4: Simplify right side
    41,542.12x = 1,300,171,900.61
  5. Step 5: Solve for x
    x = 1,300,171,900.61/41,542.12
  6. Step 6: Final answer
    x = 31,297.68

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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.