Home / 45,720.86-68,586.82-16,132.64

Finding the Fourth Proportional to 45,720.86, 68,586.82 and 16,132.64

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Solution

The fourth proportional to 45,720.86, 68,586.82 and 16,132.64 is: 24,200.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,720.86 : 68,586.82 = 16,132.64 : x
  2. Step 2: Convert to fraction form
    45,720.86/68,586.82 = 16,132.64/x
  3. Step 3: Cross multiply
    45,720.86x = 68,586.82 × 16,132.64
  4. Step 4: Simplify right side
    45,720.86x = 1,106,486,092.54
  5. Step 5: Solve for x
    x = 1,106,486,092.54/45,720.86
  6. Step 6: Final answer
    x = 24,200.91

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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.