Home / 39,168.20-58,673.85-18,079.71

Finding the Fourth Proportional to 39,168.20, 58,673.85 and 18,079.71

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Solution

The fourth proportional to 39,168.20, 58,673.85 and 18,079.71 is: 27,083.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,168.20 : 58,673.85 = 18,079.71 : x
  2. Step 2: Convert to fraction form
    39,168.20/58,673.85 = 18,079.71/x
  3. Step 3: Cross multiply
    39,168.20x = 58,673.85 × 18,079.71
  4. Step 4: Simplify right side
    39,168.20x = 1,060,806,192.58
  5. Step 5: Solve for x
    x = 1,060,806,192.58/39,168.20
  6. Step 6: Final answer
    x = 27,083.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.