Home / 17,619.15-26,376.87-11,761.23

Finding the Fourth Proportional to 17,619.15, 26,376.87 and 11,761.23

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Solution

The fourth proportional to 17,619.15, 26,376.87 and 11,761.23 is: 17,607.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,619.15 : 26,376.87 = 11,761.23 : x
  2. Step 2: Convert to fraction form
    17,619.15/26,376.87 = 11,761.23/x
  3. Step 3: Cross multiply
    17,619.15x = 26,376.87 × 11,761.23
  4. Step 4: Simplify right side
    17,619.15x = 310,224,434.75
  5. Step 5: Solve for x
    x = 310,224,434.75/17,619.15
  6. Step 6: Final answer
    x = 17,607.23

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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.