Home / 26,433.44-39,656.88-7,964.96

Finding the Fourth Proportional to 26,433.44, 39,656.88 and 7,964.96

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Solution

The fourth proportional to 26,433.44, 39,656.88 and 7,964.96 is: 11,949.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,433.44 : 39,656.88 = 7,964.96 : x
  2. Step 2: Convert to fraction form
    26,433.44/39,656.88 = 7,964.96/x
  3. Step 3: Cross multiply
    26,433.44x = 39,656.88 × 7,964.96
  4. Step 4: Simplify right side
    26,433.44x = 315,865,462.92
  5. Step 5: Solve for x
    x = 315,865,462.92/26,433.44
  6. Step 6: Final answer
    x = 11,949.46

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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.