Home / 12,236.77-18,364.38-5,667.57

Finding the Fourth Proportional to 12,236.77, 18,364.38 and 5,667.57

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Solution

The fourth proportional to 12,236.77, 18,364.38 and 5,667.57 is: 8,505.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,236.77 : 18,364.38 = 5,667.57 : x
  2. Step 2: Convert to fraction form
    12,236.77/18,364.38 = 5,667.57/x
  3. Step 3: Cross multiply
    12,236.77x = 18,364.38 × 5,667.57
  4. Step 4: Simplify right side
    12,236.77x = 104,081,289.00
  5. Step 5: Solve for x
    x = 104,081,289.00/12,236.77
  6. Step 6: Final answer
    x = 8,505.62

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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.