Home / 15,052.36-22,581.96-5,191.80

Finding the Fourth Proportional to 15,052.36, 22,581.96 and 5,191.80

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Solution

The fourth proportional to 15,052.36, 22,581.96 and 5,191.80 is: 7,788.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,052.36 : 22,581.96 = 5,191.80 : x
  2. Step 2: Convert to fraction form
    15,052.36/22,581.96 = 5,191.80/x
  3. Step 3: Cross multiply
    15,052.36x = 22,581.96 × 5,191.80
  4. Step 4: Simplify right side
    15,052.36x = 117,241,019.93
  5. Step 5: Solve for x
    x = 117,241,019.93/15,052.36
  6. Step 6: Final answer
    x = 7,788.88

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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.