Home / 40,799.92-56,299.32-22,891.20

Finding the Fourth Proportional to 40,799.92, 56,299.32 and 22,891.20

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Solution

The fourth proportional to 40,799.92, 56,299.32 and 22,891.20 is: 31,587.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,799.92 : 56,299.32 = 22,891.20 : x
  2. Step 2: Convert to fraction form
    40,799.92/56,299.32 = 22,891.20/x
  3. Step 3: Cross multiply
    40,799.92x = 56,299.32 × 22,891.20
  4. Step 4: Simplify right side
    40,799.92x = 1,288,758,993.98
  5. Step 5: Solve for x
    x = 1,288,758,993.98/40,799.92
  6. Step 6: Final answer
    x = 31,587.29

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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.