Home / 17,436.96-26,167.79-7,579.12

Finding the Fourth Proportional to 17,436.96, 26,167.79 and 7,579.12

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Solution

The fourth proportional to 17,436.96, 26,167.79 and 7,579.12 is: 11,374.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,436.96 : 26,167.79 = 7,579.12 : x
  2. Step 2: Convert to fraction form
    17,436.96/26,167.79 = 7,579.12/x
  3. Step 3: Cross multiply
    17,436.96x = 26,167.79 × 7,579.12
  4. Step 4: Simplify right side
    17,436.96x = 198,328,820.54
  5. Step 5: Solve for x
    x = 198,328,820.54/17,436.96
  6. Step 6: Final answer
    x = 11,374.05

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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.