Home / 52,813.20-79,170.15-17,728.26

Finding the Fourth Proportional to 52,813.20, 79,170.15 and 17,728.26

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Solution

The fourth proportional to 52,813.20, 79,170.15 and 17,728.26 is: 26,575.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,813.20 : 79,170.15 = 17,728.26 : x
  2. Step 2: Convert to fraction form
    52,813.20/79,170.15 = 17,728.26/x
  3. Step 3: Cross multiply
    52,813.20x = 79,170.15 × 17,728.26
  4. Step 4: Simplify right side
    52,813.20x = 1,403,549,003.44
  5. Step 5: Solve for x
    x = 1,403,549,003.44/52,813.20
  6. Step 6: Final answer
    x = 26,575.72

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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.