Home / 40,555.25-55,966.12-22,650.26

Finding the Fourth Proportional to 40,555.25, 55,966.12 and 22,650.26

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Solution

The fourth proportional to 40,555.25, 55,966.12 and 22,650.26 is: 31,257.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,555.25 : 55,966.12 = 22,650.26 : x
  2. Step 2: Convert to fraction form
    40,555.25/55,966.12 = 22,650.26/x
  3. Step 3: Cross multiply
    40,555.25x = 55,966.12 × 22,650.26
  4. Step 4: Simplify right side
    40,555.25x = 1,267,647,169.19
  5. Step 5: Solve for x
    x = 1,267,647,169.19/40,555.25
  6. Step 6: Final answer
    x = 31,257.29

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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.