Home / 40,357.62-55,694.26-22,454.28

Finding the Fourth Proportional to 40,357.62, 55,694.26 and 22,454.28

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Solution

The fourth proportional to 40,357.62, 55,694.26 and 22,454.28 is: 30,987.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,357.62 : 55,694.26 = 22,454.28 : x
  2. Step 2: Convert to fraction form
    40,357.62/55,694.26 = 22,454.28/x
  3. Step 3: Cross multiply
    40,357.62x = 55,694.26 × 22,454.28
  4. Step 4: Simplify right side
    40,357.62x = 1,250,574,508.43
  5. Step 5: Solve for x
    x = 1,250,574,508.43/40,357.62
  6. Step 6: Final answer
    x = 30,987.32

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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.