Home / 12,224.19-18,319.71-5,552.37

Finding the Fourth Proportional to 12,224.19, 18,319.71 and 5,552.37

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Solution

The fourth proportional to 12,224.19, 18,319.71 and 5,552.37 is: 8,321.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,224.19 : 18,319.71 = 5,552.37 : x
  2. Step 2: Convert to fraction form
    12,224.19/18,319.71 = 5,552.37/x
  3. Step 3: Cross multiply
    12,224.19x = 18,319.71 × 5,552.37
  4. Step 4: Simplify right side
    12,224.19x = 101,717,808.21
  5. Step 5: Solve for x
    x = 101,717,808.21/12,224.19
  6. Step 6: Final answer
    x = 8,321.03

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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.