Home / 40,223.90-55,506.31-22,317.77

Finding the Fourth Proportional to 40,223.90, 55,506.31 and 22,317.77

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Solution

The fourth proportional to 40,223.90, 55,506.31 and 22,317.77 is: 30,797.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,223.90 : 55,506.31 = 22,317.77 : x
  2. Step 2: Convert to fraction form
    40,223.90/55,506.31 = 22,317.77/x
  3. Step 3: Cross multiply
    40,223.90x = 55,506.31 × 22,317.77
  4. Step 4: Simplify right side
    40,223.90x = 1,238,776,726.80
  5. Step 5: Solve for x
    x = 1,238,776,726.80/40,223.90
  6. Step 6: Final answer
    x = 30,797.04

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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.