Home / 53,182.82-79,778.46-17,642.86

Finding the Fourth Proportional to 53,182.82, 79,778.46 and 17,642.86

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Solution

The fourth proportional to 53,182.82, 79,778.46 and 17,642.86 is: 26,465.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,182.82 : 79,778.46 = 17,642.86 : x
  2. Step 2: Convert to fraction form
    53,182.82/79,778.46 = 17,642.86/x
  3. Step 3: Cross multiply
    53,182.82x = 79,778.46 × 17,642.86
  4. Step 4: Simplify right side
    53,182.82x = 1,407,520,200.80
  5. Step 5: Solve for x
    x = 1,407,520,200.80/53,182.82
  6. Step 6: Final answer
    x = 26,465.69

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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.