Home / 22,274.16-30,744.36-13,327.44

Finding the Fourth Proportional to 22,274.16, 30,744.36 and 13,327.44

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Solution

The fourth proportional to 22,274.16, 30,744.36 and 13,327.44 is: 18,395.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,274.16 : 30,744.36 = 13,327.44 : x
  2. Step 2: Convert to fraction form
    22,274.16/30,744.36 = 13,327.44/x
  3. Step 3: Cross multiply
    22,274.16x = 30,744.36 × 13,327.44
  4. Step 4: Simplify right side
    22,274.16x = 409,743,613.24
  5. Step 5: Solve for x
    x = 409,743,613.24/22,274.16
  6. Step 6: Final answer
    x = 18,395.47

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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.