Home / 40,275.30-55,578.38-22,371.46

Finding the Fourth Proportional to 40,275.30, 55,578.38 and 22,371.46

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Solution

The fourth proportional to 40,275.30, 55,578.38 and 22,371.46 is: 30,871.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,275.30 : 55,578.38 = 22,371.46 : x
  2. Step 2: Convert to fraction form
    40,275.30/55,578.38 = 22,371.46/x
  3. Step 3: Cross multiply
    40,275.30x = 55,578.38 × 22,371.46
  4. Step 4: Simplify right side
    40,275.30x = 1,243,369,505.03
  5. Step 5: Solve for x
    x = 1,243,369,505.03/40,275.30
  6. Step 6: Final answer
    x = 30,871.76

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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.