Home / 39,252.18-54,175.80-22,256.76

Finding the Fourth Proportional to 39,252.18, 54,175.80 and 22,256.76

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Solution

The fourth proportional to 39,252.18, 54,175.80 and 22,256.76 is: 30,718.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,252.18 : 54,175.80 = 22,256.76 : x
  2. Step 2: Convert to fraction form
    39,252.18/54,175.80 = 22,256.76/x
  3. Step 3: Cross multiply
    39,252.18x = 54,175.80 × 22,256.76
  4. Step 4: Simplify right side
    39,252.18x = 1,205,777,778.41
  5. Step 5: Solve for x
    x = 1,205,777,778.41/39,252.18
  6. Step 6: Final answer
    x = 30,718.75

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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.