Home / 40,531.25-55,938.74-22,627.42

Finding the Fourth Proportional to 40,531.25, 55,938.74 and 22,627.42

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Solution

The fourth proportional to 40,531.25, 55,938.74 and 22,627.42 is: 31,228.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,531.25 : 55,938.74 = 22,627.42 : x
  2. Step 2: Convert to fraction form
    40,531.25/55,938.74 = 22,627.42/x
  3. Step 3: Cross multiply
    40,531.25x = 55,938.74 × 22,627.42
  4. Step 4: Simplify right side
    40,531.25x = 1,265,749,111.27
  5. Step 5: Solve for x
    x = 1,265,749,111.27/40,531.25
  6. Step 6: Final answer
    x = 31,228.97

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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.