Home / 52,781.27-79,114.33-19,473.26

Finding the Fourth Proportional to 52,781.27, 79,114.33 and 19,473.26

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Solution

The fourth proportional to 52,781.27, 79,114.33 and 19,473.26 is: 29,188.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,781.27 : 79,114.33 = 19,473.26 : x
  2. Step 2: Convert to fraction form
    52,781.27/79,114.33 = 19,473.26/x
  3. Step 3: Cross multiply
    52,781.27x = 79,114.33 × 19,473.26
  4. Step 4: Simplify right side
    52,781.27x = 1,540,613,820.45
  5. Step 5: Solve for x
    x = 1,540,613,820.45/52,781.27
  6. Step 6: Final answer
    x = 29,188.65

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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.