Home / 17,511.09-26,274.33-9,189.15

Finding the Fourth Proportional to 17,511.09, 26,274.33 and 9,189.15

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Solution

The fourth proportional to 17,511.09, 26,274.33 and 9,189.15 is: 13,787.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,511.09 : 26,274.33 = 9,189.15 : x
  2. Step 2: Convert to fraction form
    17,511.09/26,274.33 = 9,189.15/x
  3. Step 3: Cross multiply
    17,511.09x = 26,274.33 × 9,189.15
  4. Step 4: Simplify right side
    17,511.09x = 241,438,759.52
  5. Step 5: Solve for x
    x = 241,438,759.52/17,511.09
  6. Step 6: Final answer
    x = 13,787.76

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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.