Home / 11,224.50-15,481.80-9,534.18

Finding the Fourth Proportional to 11,224.50, 15,481.80 and 9,534.18

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Solution

The fourth proportional to 11,224.50, 15,481.80 and 9,534.18 is: 13,150.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,224.50 : 15,481.80 = 9,534.18 : x
  2. Step 2: Convert to fraction form
    11,224.50/15,481.80 = 9,534.18/x
  3. Step 3: Cross multiply
    11,224.50x = 15,481.80 × 9,534.18
  4. Step 4: Simplify right side
    11,224.50x = 147,606,267.92
  5. Step 5: Solve for x
    x = 147,606,267.92/11,224.50
  6. Step 6: Final answer
    x = 13,150.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.