Home / 31,508.04-43,480.98-17,168.66

Finding the Fourth Proportional to 31,508.04, 43,480.98 and 17,168.66

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Solution

The fourth proportional to 31,508.04, 43,480.98 and 17,168.66 is: 23,692.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,508.04 : 43,480.98 = 17,168.66 : x
  2. Step 2: Convert to fraction form
    31,508.04/43,480.98 = 17,168.66/x
  3. Step 3: Cross multiply
    31,508.04x = 43,480.98 × 17,168.66
  4. Step 4: Simplify right side
    31,508.04x = 746,509,944.68
  5. Step 5: Solve for x
    x = 746,509,944.68/31,508.04
  6. Step 6: Final answer
    x = 23,692.68

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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.