Home / 26,212.32-39,324.72-7,744.32

Finding the Fourth Proportional to 26,212.32, 39,324.72 and 7,744.32

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Solution

The fourth proportional to 26,212.32, 39,324.72 and 7,744.32 is: 11,618.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,212.32 : 39,324.72 = 7,744.32 : x
  2. Step 2: Convert to fraction form
    26,212.32/39,324.72 = 7,744.32/x
  3. Step 3: Cross multiply
    26,212.32x = 39,324.72 × 7,744.32
  4. Step 4: Simplify right side
    26,212.32x = 304,543,215.59
  5. Step 5: Solve for x
    x = 304,543,215.59/26,212.32
  6. Step 6: Final answer
    x = 11,618.32

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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.