Home / 17,881.81-24,675.75-11,167.04

Finding the Fourth Proportional to 17,881.81, 24,675.75 and 11,167.04

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Solution

The fourth proportional to 17,881.81, 24,675.75 and 11,167.04 is: 15,409.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,881.81 : 24,675.75 = 11,167.04 : x
  2. Step 2: Convert to fraction form
    17,881.81/24,675.75 = 11,167.04/x
  3. Step 3: Cross multiply
    17,881.81x = 24,675.75 × 11,167.04
  4. Step 4: Simplify right side
    17,881.81x = 275,554,908.07
  5. Step 5: Solve for x
    x = 275,554,908.07/17,881.81
  6. Step 6: Final answer
    x = 15,409.79

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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.