Home / 23,489.36-35,164.92-15,678.80

Finding the Fourth Proportional to 23,489.36, 35,164.92 and 15,678.80

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Solution

The fourth proportional to 23,489.36, 35,164.92 and 15,678.80 is: 23,472.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,489.36 : 35,164.92 = 15,678.80 : x
  2. Step 2: Convert to fraction form
    23,489.36/35,164.92 = 15,678.80/x
  3. Step 3: Cross multiply
    23,489.36x = 35,164.92 × 15,678.80
  4. Step 4: Simplify right side
    23,489.36x = 551,343,747.70
  5. Step 5: Solve for x
    x = 551,343,747.70/23,489.36
  6. Step 6: Final answer
    x = 23,472.06

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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.