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Finding the Fourth Proportional to 40,482.68, 55,863.44 and 22,332.32

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Solution

The fourth proportional to 40,482.68, 55,863.44 and 22,332.32 is: 30,817.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,482.68 : 55,863.44 = 22,332.32 : x
  2. Step 2: Convert to fraction form
    40,482.68/55,863.44 = 22,332.32/x
  3. Step 3: Cross multiply
    40,482.68x = 55,863.44 × 22,332.32
  4. Step 4: Simplify right side
    40,482.68x = 1,247,560,218.38
  5. Step 5: Solve for x
    x = 1,247,560,218.38/40,482.68
  6. Step 6: Final answer
    x = 30,817.14

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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.