Home / 40,348.16-55,680.57-22,443.38

Finding the Fourth Proportional to 40,348.16, 55,680.57 and 22,443.38

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Solution

The fourth proportional to 40,348.16, 55,680.57 and 22,443.38 is: 30,971.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,348.16 : 55,680.57 = 22,443.38 : x
  2. Step 2: Convert to fraction form
    40,348.16/55,680.57 = 22,443.38/x
  3. Step 3: Cross multiply
    40,348.16x = 55,680.57 × 22,443.38
  4. Step 4: Simplify right side
    40,348.16x = 1,249,659,912.72
  5. Step 5: Solve for x
    x = 1,249,659,912.72/40,348.16
  6. Step 6: Final answer
    x = 30,971.92

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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.