Home / 40,148.64-55,399.46-22,244.70

Finding the Fourth Proportional to 40,148.64, 55,399.46 and 22,244.70

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Solution

The fourth proportional to 40,148.64, 55,399.46 and 22,244.70 is: 30,694.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,148.64 : 55,399.46 = 22,244.70 : x
  2. Step 2: Convert to fraction form
    40,148.64/55,399.46 = 22,244.70/x
  3. Step 3: Cross multiply
    40,148.64x = 55,399.46 × 22,244.70
  4. Step 4: Simplify right side
    40,148.64x = 1,232,344,367.86
  5. Step 5: Solve for x
    x = 1,232,344,367.86/40,148.64
  6. Step 6: Final answer
    x = 30,694.55

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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.