Home / 33,319.19-49,986.68-9,945.02

Finding the Fourth Proportional to 33,319.19, 49,986.68 and 9,945.02

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Solution

The fourth proportional to 33,319.19, 49,986.68 and 9,945.02 is: 14,919.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,319.19 : 49,986.68 = 9,945.02 : x
  2. Step 2: Convert to fraction form
    33,319.19/49,986.68 = 9,945.02/x
  3. Step 3: Cross multiply
    33,319.19x = 49,986.68 × 9,945.02
  4. Step 4: Simplify right side
    33,319.19x = 497,118,532.33
  5. Step 5: Solve for x
    x = 497,118,532.33/33,319.19
  6. Step 6: Final answer
    x = 14,919.89

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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.