Home / 40,493.31-55,880.85-22,587.86

Finding the Fourth Proportional to 40,493.31, 55,880.85 and 22,587.86

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Solution

The fourth proportional to 40,493.31, 55,880.85 and 22,587.86 is: 31,171.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,493.31 : 55,880.85 = 22,587.86 : x
  2. Step 2: Convert to fraction form
    40,493.31/55,880.85 = 22,587.86/x
  3. Step 3: Cross multiply
    40,493.31x = 55,880.85 × 22,587.86
  4. Step 4: Simplify right side
    40,493.31x = 1,262,228,537.08
  5. Step 5: Solve for x
    x = 1,262,228,537.08/40,493.31
  6. Step 6: Final answer
    x = 31,171.29

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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.