Home / 11,296.05-15,552.16-9,699.54

Finding the Fourth Proportional to 11,296.05, 15,552.16 and 9,699.54

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Solution

The fourth proportional to 11,296.05, 15,552.16 and 9,699.54 is: 13,354.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,296.05 : 15,552.16 = 9,699.54 : x
  2. Step 2: Convert to fraction form
    11,296.05/15,552.16 = 9,699.54/x
  3. Step 3: Cross multiply
    11,296.05x = 15,552.16 × 9,699.54
  4. Step 4: Simplify right side
    11,296.05x = 150,848,798.01
  5. Step 5: Solve for x
    x = 150,848,798.01/11,296.05
  6. Step 6: Final answer
    x = 13,354.12

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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.