Home / 40,115.24-55,359.46-22,210.52

Finding the Fourth Proportional to 40,115.24, 55,359.46 and 22,210.52

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Solution

The fourth proportional to 40,115.24, 55,359.46 and 22,210.52 is: 30,650.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,115.24 : 55,359.46 = 22,210.52 : x
  2. Step 2: Convert to fraction form
    40,115.24/55,359.46 = 22,210.52/x
  3. Step 3: Cross multiply
    40,115.24x = 55,359.46 × 22,210.52
  4. Step 4: Simplify right side
    40,115.24x = 1,229,562,393.52
  5. Step 5: Solve for x
    x = 1,229,562,393.52/40,115.24
  6. Step 6: Final answer
    x = 30,650.76

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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.