Home / 52,164.03-71,986.38-28,290.69

Finding the Fourth Proportional to 52,164.03, 71,986.38 and 28,290.69

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Solution

The fourth proportional to 52,164.03, 71,986.38 and 28,290.69 is: 39,041.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,164.03 : 71,986.38 = 28,290.69 : x
  2. Step 2: Convert to fraction form
    52,164.03/71,986.38 = 28,290.69/x
  3. Step 3: Cross multiply
    52,164.03x = 71,986.38 × 28,290.69
  4. Step 4: Simplify right side
    52,164.03x = 2,036,544,360.80
  5. Step 5: Solve for x
    x = 2,036,544,360.80/52,164.03
  6. Step 6: Final answer
    x = 39,041.16

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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.