Home / 13,189.29-19,781.82-4,873.23

Finding the Fourth Proportional to 13,189.29, 19,781.82 and 4,873.23

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Solution

The fourth proportional to 13,189.29, 19,781.82 and 4,873.23 is: 7,309.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,189.29 : 19,781.82 = 4,873.23 : x
  2. Step 2: Convert to fraction form
    13,189.29/19,781.82 = 4,873.23/x
  3. Step 3: Cross multiply
    13,189.29x = 19,781.82 × 4,873.23
  4. Step 4: Simplify right side
    13,189.29x = 96,401,358.68
  5. Step 5: Solve for x
    x = 96,401,358.68/13,189.29
  6. Step 6: Final answer
    x = 7,309.06

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1.5x scale

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.