Home / 15,593.26-21,519.12-9,309.28

Finding the Fourth Proportional to 15,593.26, 21,519.12 and 9,309.28

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Solution

The fourth proportional to 15,593.26, 21,519.12 and 9,309.28 is: 12,847.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,593.26 : 21,519.12 = 9,309.28 : x
  2. Step 2: Convert to fraction form
    15,593.26/21,519.12 = 9,309.28/x
  3. Step 3: Cross multiply
    15,593.26x = 21,519.12 × 9,309.28
  4. Step 4: Simplify right side
    15,593.26x = 200,327,513.43
  5. Step 5: Solve for x
    x = 200,327,513.43/15,593.26
  6. Step 6: Final answer
    x = 12,847.06

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1.5x scale

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.