Home / 40,150.26-55,402.74-22,240.71

Finding the Fourth Proportional to 40,150.26, 55,402.74 and 22,240.71

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Solution

The fourth proportional to 40,150.26, 55,402.74 and 22,240.71 is: 30,689.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,150.26 : 55,402.74 = 22,240.71 : x
  2. Step 2: Convert to fraction form
    40,150.26/55,402.74 = 22,240.71/x
  3. Step 3: Cross multiply
    40,150.26x = 55,402.74 × 22,240.71
  4. Step 4: Simplify right side
    40,150.26x = 1,232,196,273.55
  5. Step 5: Solve for x
    x = 1,232,196,273.55/40,150.26
  6. Step 6: Final answer
    x = 30,689.62

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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.