Home / 23,122.56-31,908.96-18,091.92

Finding the Fourth Proportional to 23,122.56, 31,908.96 and 18,091.92

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Solution

The fourth proportional to 23,122.56, 31,908.96 and 18,091.92 is: 24,966.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,122.56 : 31,908.96 = 18,091.92 : x
  2. Step 2: Convert to fraction form
    23,122.56/31,908.96 = 18,091.92/x
  3. Step 3: Cross multiply
    23,122.56x = 31,908.96 × 18,091.92
  4. Step 4: Simplify right side
    23,122.56x = 577,294,351.60
  5. Step 5: Solve for x
    x = 577,294,351.60/23,122.56
  6. Step 6: Final answer
    x = 24,966.71

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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.