Home / 40,286.08-55,594.78-22,382.72

Finding the Fourth Proportional to 40,286.08, 55,594.78 and 22,382.72

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Solution

The fourth proportional to 40,286.08, 55,594.78 and 22,382.72 is: 30,888.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,286.08 : 55,594.78 = 22,382.72 : x
  2. Step 2: Convert to fraction form
    40,286.08/55,594.78 = 22,382.72/x
  3. Step 3: Cross multiply
    40,286.08x = 55,594.78 × 22,382.72
  4. Step 4: Simplify right side
    40,286.08x = 1,244,362,394.20
  5. Step 5: Solve for x
    x = 1,244,362,394.20/40,286.08
  6. Step 6: Final answer
    x = 30,888.15

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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.