Home / 40,542.71-55,948.41-22,638.02

Finding the Fourth Proportional to 40,542.71, 55,948.41 and 22,638.02

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Solution

The fourth proportional to 40,542.71, 55,948.41 and 22,638.02 is: 31,240.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,542.71 : 55,948.41 = 22,638.02 : x
  2. Step 2: Convert to fraction form
    40,542.71/55,948.41 = 22,638.02/x
  3. Step 3: Cross multiply
    40,542.71x = 55,948.41 × 22,638.02
  4. Step 4: Simplify right side
    40,542.71x = 1,266,560,944.81
  5. Step 5: Solve for x
    x = 1,266,560,944.81/40,542.71
  6. Step 6: Final answer
    x = 31,240.17

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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.