Home / 40,452-55,823.20-22,548.48

Finding the Fourth Proportional to 40,452, 55,823.20 and 22,548.48

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Solution

The fourth proportional to 40,452, 55,823.20 and 22,548.48 is: 31,116.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,452 : 55,823.20 = 22,548.48 : x
  2. Step 2: Convert to fraction form
    40,452/55,823.20 = 22,548.48/x
  3. Step 3: Cross multiply
    40,452x = 55,823.20 × 22,548.48
  4. Step 4: Simplify right side
    40,452x = 1,258,728,308.74
  5. Step 5: Solve for x
    x = 1,258,728,308.74/40,452
  6. Step 6: Final answer
    x = 31,116.59

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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.