Home / 17,789.97-26,626.98-13,108.11

Finding the Fourth Proportional to 17,789.97, 26,626.98 and 13,108.11

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Solution

The fourth proportional to 17,789.97, 26,626.98 and 13,108.11 is: 19,619.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,789.97 : 26,626.98 = 13,108.11 : x
  2. Step 2: Convert to fraction form
    17,789.97/26,626.98 = 13,108.11/x
  3. Step 3: Cross multiply
    17,789.97x = 26,626.98 × 13,108.11
  4. Step 4: Simplify right side
    17,789.97x = 349,029,382.81
  5. Step 5: Solve for x
    x = 349,029,382.81/17,789.97
  6. Step 6: Final answer
    x = 19,619.45

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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.