Home / 26,620.08-39,928.32-11,829.84

Finding the Fourth Proportional to 26,620.08, 39,928.32 and 11,829.84

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Solution

The fourth proportional to 26,620.08, 39,928.32 and 11,829.84 is: 17,743.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,620.08 : 39,928.32 = 11,829.84 : x
  2. Step 2: Convert to fraction form
    26,620.08/39,928.32 = 11,829.84/x
  3. Step 3: Cross multiply
    26,620.08x = 39,928.32 × 11,829.84
  4. Step 4: Simplify right side
    26,620.08x = 472,345,637.07
  5. Step 5: Solve for x
    x = 472,345,637.07/26,620.08
  6. Step 6: Final answer
    x = 17,743.96

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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.