Home / 26,727.98-40,100.87-8,960.39

Finding the Fourth Proportional to 26,727.98, 40,100.87 and 8,960.39

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Solution

The fourth proportional to 26,727.98, 40,100.87 and 8,960.39 is: 13,443.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,727.98 : 40,100.87 = 8,960.39 : x
  2. Step 2: Convert to fraction form
    26,727.98/40,100.87 = 8,960.39/x
  3. Step 3: Cross multiply
    26,727.98x = 40,100.87 × 8,960.39
  4. Step 4: Simplify right side
    26,727.98x = 359,319,494.40
  5. Step 5: Solve for x
    x = 359,319,494.40/26,727.98
  6. Step 6: Final answer
    x = 13,443.57

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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.