Home / 25,877.72-38,627.73-22,203.56

Finding the Fourth Proportional to 25,877.72, 38,627.73 and 22,203.56

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Solution

The fourth proportional to 25,877.72, 38,627.73 and 22,203.56 is: 33,143.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,877.72 : 38,627.73 = 22,203.56 : x
  2. Step 2: Convert to fraction form
    25,877.72/38,627.73 = 22,203.56/x
  3. Step 3: Cross multiply
    25,877.72x = 38,627.73 × 22,203.56
  4. Step 4: Simplify right side
    25,877.72x = 857,673,120.72
  5. Step 5: Solve for x
    x = 857,673,120.72/25,877.72
  6. Step 6: Final answer
    x = 33,143.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.