Home / 17,948.73-26,928.59-9,189.84

Finding the Fourth Proportional to 17,948.73, 26,928.59 and 9,189.84

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Solution

The fourth proportional to 17,948.73, 26,928.59 and 9,189.84 is: 13,787.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,948.73 : 26,928.59 = 9,189.84 : x
  2. Step 2: Convert to fraction form
    17,948.73/26,928.59 = 9,189.84/x
  3. Step 3: Cross multiply
    17,948.73x = 26,928.59 × 9,189.84
  4. Step 4: Simplify right side
    17,948.73x = 247,469,387.58
  5. Step 5: Solve for x
    x = 247,469,387.58/17,948.73
  6. Step 6: Final answer
    x = 13,787.57

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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.