Home / 17,249.66-25,881.32-13,948.81

Finding the Fourth Proportional to 17,249.66, 25,881.32 and 13,948.81

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Solution

The fourth proportional to 17,249.66, 25,881.32 and 13,948.81 is: 20,928.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,249.66 : 25,881.32 = 13,948.81 : x
  2. Step 2: Convert to fraction form
    17,249.66/25,881.32 = 13,948.81/x
  3. Step 3: Cross multiply
    17,249.66x = 25,881.32 × 13,948.81
  4. Step 4: Simplify right side
    17,249.66x = 361,013,585.40
  5. Step 5: Solve for x
    x = 361,013,585.40/17,249.66
  6. Step 6: Final answer
    x = 20,928.74

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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.