Home / 22,448.85-30,974.43-13,496.16

Finding the Fourth Proportional to 22,448.85, 30,974.43 and 13,496.16

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Solution

The fourth proportional to 22,448.85, 30,974.43 and 13,496.16 is: 18,621.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,448.85 : 30,974.43 = 13,496.16 : x
  2. Step 2: Convert to fraction form
    22,448.85/30,974.43 = 13,496.16/x
  3. Step 3: Cross multiply
    22,448.85x = 30,974.43 × 13,496.16
  4. Step 4: Simplify right side
    22,448.85x = 418,035,863.19
  5. Step 5: Solve for x
    x = 418,035,863.19/22,448.85
  6. Step 6: Final answer
    x = 18,621.71

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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.