Home / 26,717.82-40,084.76-7,998.47

Finding the Fourth Proportional to 26,717.82, 40,084.76 and 7,998.47

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Solution

The fourth proportional to 26,717.82, 40,084.76 and 7,998.47 is: 12,000.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,717.82 : 40,084.76 = 7,998.47 : x
  2. Step 2: Convert to fraction form
    26,717.82/40,084.76 = 7,998.47/x
  3. Step 3: Cross multiply
    26,717.82x = 40,084.76 × 7,998.47
  4. Step 4: Simplify right side
    26,717.82x = 320,616,750.32
  5. Step 5: Solve for x
    x = 320,616,750.32/26,717.82
  6. Step 6: Final answer
    x = 12,000.11

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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.