Home / 23,789.79-35,660.39-15,486.48

Finding the Fourth Proportional to 23,789.79, 35,660.39 and 15,486.48

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Solution

The fourth proportional to 23,789.79, 35,660.39 and 15,486.48 is: 23,213.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,789.79 : 35,660.39 = 15,486.48 : x
  2. Step 2: Convert to fraction form
    23,789.79/35,660.39 = 15,486.48/x
  3. Step 3: Cross multiply
    23,789.79x = 35,660.39 × 15,486.48
  4. Step 4: Simplify right side
    23,789.79x = 552,253,839.09
  5. Step 5: Solve for x
    x = 552,253,839.09/23,789.79
  6. Step 6: Final answer
    x = 23,213.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.