Home / 40,451.22-55,823.85-22,548.60

Finding the Fourth Proportional to 40,451.22, 55,823.85 and 22,548.60

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Solution

The fourth proportional to 40,451.22, 55,823.85 and 22,548.60 is: 31,117.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,451.22 : 55,823.85 = 22,548.60 : x
  2. Step 2: Convert to fraction form
    40,451.22/55,823.85 = 22,548.60/x
  3. Step 3: Cross multiply
    40,451.22x = 55,823.85 × 22,548.60
  4. Step 4: Simplify right side
    40,451.22x = 1,258,749,664.11
  5. Step 5: Solve for x
    x = 1,258,749,664.11/40,451.22
  6. Step 6: Final answer
    x = 31,117.72

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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.