Home / 40,192.56-55,465.46-22,287.58

Finding the Fourth Proportional to 40,192.56, 55,465.46 and 22,287.58

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Solution

The fourth proportional to 40,192.56, 55,465.46 and 22,287.58 is: 30,756.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,192.56 : 55,465.46 = 22,287.58 : x
  2. Step 2: Convert to fraction form
    40,192.56/55,465.46 = 22,287.58/x
  3. Step 3: Cross multiply
    40,192.56x = 55,465.46 × 22,287.58
  4. Step 4: Simplify right side
    40,192.56x = 1,236,190,876.99
  5. Step 5: Solve for x
    x = 1,236,190,876.99/40,192.56
  6. Step 6: Final answer
    x = 30,756.71

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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.