Home / 33,778.50-50,667.75-9,154.50

Finding the Fourth Proportional to 33,778.50, 50,667.75 and 9,154.50

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Solution

The fourth proportional to 33,778.50, 50,667.75 and 9,154.50 is: 13,731.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,778.50 : 50,667.75 = 9,154.50 : x
  2. Step 2: Convert to fraction form
    33,778.50/50,667.75 = 9,154.50/x
  3. Step 3: Cross multiply
    33,778.50x = 50,667.75 × 9,154.50
  4. Step 4: Simplify right side
    33,778.50x = 463,837,917.38
  5. Step 5: Solve for x
    x = 463,837,917.38/33,778.50
  6. Step 6: Final answer
    x = 13,731.75

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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.