Home / 26,936.87-40,423.74-9,406.70

Finding the Fourth Proportional to 26,936.87, 40,423.74 and 9,406.70

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Solution

The fourth proportional to 26,936.87, 40,423.74 and 9,406.70 is: 14,116.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,936.87 : 40,423.74 = 9,406.70 : x
  2. Step 2: Convert to fraction form
    26,936.87/40,423.74 = 9,406.70/x
  3. Step 3: Cross multiply
    26,936.87x = 40,423.74 × 9,406.70
  4. Step 4: Simplify right side
    26,936.87x = 380,253,995.06
  5. Step 5: Solve for x
    x = 380,253,995.06/26,936.87
  6. Step 6: Final answer
    x = 14,116.49

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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.