Home / 26,695.20-40,042.80-16,853.70

Finding the Fourth Proportional to 26,695.20, 40,042.80 and 16,853.70

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Solution

The fourth proportional to 26,695.20, 40,042.80 and 16,853.70 is: 25,280.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,695.20 : 40,042.80 = 16,853.70 : x
  2. Step 2: Convert to fraction form
    26,695.20/40,042.80 = 16,853.70/x
  3. Step 3: Cross multiply
    26,695.20x = 40,042.80 × 16,853.70
  4. Step 4: Simplify right side
    26,695.20x = 674,869,338.36
  5. Step 5: Solve for x
    x = 674,869,338.36/26,695.20
  6. Step 6: Final answer
    x = 25,280.55

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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.