Home / 40,235.11-55,531.04-22,335.86

Finding the Fourth Proportional to 40,235.11, 55,531.04 and 22,335.86

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Solution

The fourth proportional to 40,235.11, 55,531.04 and 22,335.86 is: 30,827.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,235.11 : 55,531.04 = 22,335.86 : x
  2. Step 2: Convert to fraction form
    40,235.11/55,531.04 = 22,335.86/x
  3. Step 3: Cross multiply
    40,235.11x = 55,531.04 × 22,335.86
  4. Step 4: Simplify right side
    40,235.11x = 1,240,333,562.24
  5. Step 5: Solve for x
    x = 1,240,333,562.24/40,235.11
  6. Step 6: Final answer
    x = 30,827.15

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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.