Home / 17,954.81-24,761.51-11,241.05

Finding the Fourth Proportional to 17,954.81, 24,761.51 and 11,241.05

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Solution

The fourth proportional to 17,954.81, 24,761.51 and 11,241.05 is: 15,502.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,954.81 : 24,761.51 = 11,241.05 : x
  2. Step 2: Convert to fraction form
    17,954.81/24,761.51 = 11,241.05/x
  3. Step 3: Cross multiply
    17,954.81x = 24,761.51 × 11,241.05
  4. Step 4: Simplify right side
    17,954.81x = 278,345,371.99
  5. Step 5: Solve for x
    x = 278,345,371.99/17,954.81
  6. Step 6: Final answer
    x = 15,502.55

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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.