Home / 26,904.98-40,358.96-8,185.70

Finding the Fourth Proportional to 26,904.98, 40,358.96 and 8,185.70

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Solution

The fourth proportional to 26,904.98, 40,358.96 and 8,185.70 is: 12,279.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,904.98 : 40,358.96 = 8,185.70 : x
  2. Step 2: Convert to fraction form
    26,904.98/40,358.96 = 8,185.70/x
  3. Step 3: Cross multiply
    26,904.98x = 40,358.96 × 8,185.70
  4. Step 4: Simplify right side
    26,904.98x = 330,366,338.87
  5. Step 5: Solve for x
    x = 330,366,338.87/26,904.98
  6. Step 6: Final answer
    x = 12,279.00

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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.