Home / 11,664.15-17,476.73-8,195.19

Finding the Fourth Proportional to 11,664.15, 17,476.73 and 8,195.19

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Solution

The fourth proportional to 11,664.15, 17,476.73 and 8,195.19 is: 12,279.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,664.15 : 17,476.73 = 8,195.19 : x
  2. Step 2: Convert to fraction form
    11,664.15/17,476.73 = 8,195.19/x
  3. Step 3: Cross multiply
    11,664.15x = 17,476.73 × 8,195.19
  4. Step 4: Simplify right side
    11,664.15x = 143,225,081.95
  5. Step 5: Solve for x
    x = 143,225,081.95/11,664.15
  6. Step 6: Final answer
    x = 12,279.08

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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.