Home / 15,085.64-22,626-3,993.03

Finding the Fourth Proportional to 15,085.64, 22,626 and 3,993.03

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Solution

The fourth proportional to 15,085.64, 22,626 and 3,993.03 is: 5,988.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,085.64 : 22,626 = 3,993.03 : x
  2. Step 2: Convert to fraction form
    15,085.64/22,626 = 3,993.03/x
  3. Step 3: Cross multiply
    15,085.64x = 22,626 × 3,993.03
  4. Step 4: Simplify right side
    15,085.64x = 90,346,296.78
  5. Step 5: Solve for x
    x = 90,346,296.78/15,085.64
  6. Step 6: Final answer
    x = 5,988.89

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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.