Home / 40,161.52-60,249.84-15,209.02

Finding the Fourth Proportional to 40,161.52, 60,249.84 and 15,209.02

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Solution

The fourth proportional to 40,161.52, 60,249.84 and 15,209.02 is: 22,816.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,161.52 : 60,249.84 = 15,209.02 : x
  2. Step 2: Convert to fraction form
    40,161.52/60,249.84 = 15,209.02/x
  3. Step 3: Cross multiply
    40,161.52x = 60,249.84 × 15,209.02
  4. Step 4: Simplify right side
    40,161.52x = 916,341,021.56
  5. Step 5: Solve for x
    x = 916,341,021.56/40,161.52
  6. Step 6: Final answer
    x = 22,816.39

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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.