Home / 52,019.72-71,781.98-29,357.36

Finding the Fourth Proportional to 52,019.72, 71,781.98 and 29,357.36

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Solution

The fourth proportional to 52,019.72, 71,781.98 and 29,357.36 is: 40,510.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,019.72 : 71,781.98 = 29,357.36 : x
  2. Step 2: Convert to fraction form
    52,019.72/71,781.98 = 29,357.36/x
  3. Step 3: Cross multiply
    52,019.72x = 71,781.98 × 29,357.36
  4. Step 4: Simplify right side
    52,019.72x = 2,107,328,922.68
  5. Step 5: Solve for x
    x = 2,107,328,922.68/52,019.72
  6. Step 6: Final answer
    x = 40,510.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.