Home / 26,632.72-39,942.20-7,908.32

Finding the Fourth Proportional to 26,632.72, 39,942.20 and 7,908.32

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Solution

The fourth proportional to 26,632.72, 39,942.20 and 7,908.32 is: 11,860.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,632.72 : 39,942.20 = 7,908.32 : x
  2. Step 2: Convert to fraction form
    26,632.72/39,942.20 = 7,908.32/x
  3. Step 3: Cross multiply
    26,632.72x = 39,942.20 × 7,908.32
  4. Step 4: Simplify right side
    26,632.72x = 315,875,699.10
  5. Step 5: Solve for x
    x = 315,875,699.10/26,632.72
  6. Step 6: Final answer
    x = 11,860.44

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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.