Home / 39,761.85-54,871.46-22,766.35

Finding the Fourth Proportional to 39,761.85, 54,871.46 and 22,766.35

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Solution

The fourth proportional to 39,761.85, 54,871.46 and 22,766.35 is: 31,417.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,761.85 : 54,871.46 = 22,766.35 : x
  2. Step 2: Convert to fraction form
    39,761.85/54,871.46 = 22,766.35/x
  3. Step 3: Cross multiply
    39,761.85x = 54,871.46 × 22,766.35
  4. Step 4: Simplify right side
    39,761.85x = 1,249,222,863.37
  5. Step 5: Solve for x
    x = 1,249,222,863.37/39,761.85
  6. Step 6: Final answer
    x = 31,417.63

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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.