Home / 11,605.44-16,015.41-9,924.69

Finding the Fourth Proportional to 11,605.44, 16,015.41 and 9,924.69

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Solution

The fourth proportional to 11,605.44, 16,015.41 and 9,924.69 is: 13,695.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,605.44 : 16,015.41 = 9,924.69 : x
  2. Step 2: Convert to fraction form
    11,605.44/16,015.41 = 9,924.69/x
  3. Step 3: Cross multiply
    11,605.44x = 16,015.41 × 9,924.69
  4. Step 4: Simplify right side
    11,605.44x = 158,947,979.47
  5. Step 5: Solve for x
    x = 158,947,979.47/11,605.44
  6. Step 6: Final answer
    x = 13,695.99

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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.