Home / 26,633.36-39,939.65-9,984.30

Finding the Fourth Proportional to 26,633.36, 39,939.65 and 9,984.30

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Solution

The fourth proportional to 26,633.36, 39,939.65 and 9,984.30 is: 14,972.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,633.36 : 39,939.65 = 9,984.30 : x
  2. Step 2: Convert to fraction form
    26,633.36/39,939.65 = 9,984.30/x
  3. Step 3: Cross multiply
    26,633.36x = 39,939.65 × 9,984.30
  4. Step 4: Simplify right side
    26,633.36x = 398,769,664.35
  5. Step 5: Solve for x
    x = 398,769,664.35/26,633.36
  6. Step 6: Final answer
    x = 14,972.56

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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.