Home / 40,243.66-55,533.61-22,338.65

Finding the Fourth Proportional to 40,243.66, 55,533.61 and 22,338.65

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Solution

The fourth proportional to 40,243.66, 55,533.61 and 22,338.65 is: 30,825.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,243.66 : 55,533.61 = 22,338.65 : x
  2. Step 2: Convert to fraction form
    40,243.66/55,533.61 = 22,338.65/x
  3. Step 3: Cross multiply
    40,243.66x = 55,533.61 × 22,338.65
  4. Step 4: Simplify right side
    40,243.66x = 1,240,545,877.03
  5. Step 5: Solve for x
    x = 1,240,545,877.03/40,243.66
  6. Step 6: Final answer
    x = 30,825.87

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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.