Home / 26,974.80-40,459.64-9,443.70

Finding the Fourth Proportional to 26,974.80, 40,459.64 and 9,443.70

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Solution

The fourth proportional to 26,974.80, 40,459.64 and 9,443.70 is: 14,164.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,974.80 : 40,459.64 = 9,443.70 : x
  2. Step 2: Convert to fraction form
    26,974.80/40,459.64 = 9,443.70/x
  3. Step 3: Cross multiply
    26,974.80x = 40,459.64 × 9,443.70
  4. Step 4: Simplify right side
    26,974.80x = 382,088,655.05
  5. Step 5: Solve for x
    x = 382,088,655.05/26,974.80
  6. Step 6: Final answer
    x = 14,164.65

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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.