Home / 40,228.20-55,514.74-22,323.17

Finding the Fourth Proportional to 40,228.20, 55,514.74 and 22,323.17

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Solution

The fourth proportional to 40,228.20, 55,514.74 and 22,323.17 is: 30,805.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,228.20 : 55,514.74 = 22,323.17 : x
  2. Step 2: Convert to fraction form
    40,228.20/55,514.74 = 22,323.17/x
  3. Step 3: Cross multiply
    40,228.20x = 55,514.74 × 22,323.17
  4. Step 4: Simplify right side
    40,228.20x = 1,239,265,010.01
  5. Step 5: Solve for x
    x = 1,239,265,010.01/40,228.20
  6. Step 6: Final answer
    x = 30,805.88

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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.