Home / 17,581.50-26,376.35-5,101.79

Finding the Fourth Proportional to 17,581.50, 26,376.35 and 5,101.79

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Solution

The fourth proportional to 17,581.50, 26,376.35 and 5,101.79 is: 7,653.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,581.50 : 26,376.35 = 5,101.79 : x
  2. Step 2: Convert to fraction form
    17,581.50/26,376.35 = 5,101.79/x
  3. Step 3: Cross multiply
    17,581.50x = 26,376.35 × 5,101.79
  4. Step 4: Simplify right side
    17,581.50x = 134,566,441.28
  5. Step 5: Solve for x
    x = 134,566,441.28/17,581.50
  6. Step 6: Final answer
    x = 7,653.87

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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.