Home / 13,448.56-20,164.20-8,826.16

Finding the Fourth Proportional to 13,448.56, 20,164.20 and 8,826.16

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Solution

The fourth proportional to 13,448.56, 20,164.20 and 8,826.16 is: 13,233.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,448.56 : 20,164.20 = 8,826.16 : x
  2. Step 2: Convert to fraction form
    13,448.56/20,164.20 = 8,826.16/x
  3. Step 3: Cross multiply
    13,448.56x = 20,164.20 × 8,826.16
  4. Step 4: Simplify right side
    13,448.56x = 177,972,455.47
  5. Step 5: Solve for x
    x = 177,972,455.47/13,448.56
  6. Step 6: Final answer
    x = 13,233.57

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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.