Home / 11,842.24-16,223.63-11,399.08

Finding the Fourth Proportional to 11,842.24, 16,223.63 and 11,399.08

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Solution

The fourth proportional to 11,842.24, 16,223.63 and 11,399.08 is: 15,616.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,842.24 : 16,223.63 = 11,399.08 : x
  2. Step 2: Convert to fraction form
    11,842.24/16,223.63 = 11,399.08/x
  3. Step 3: Cross multiply
    11,842.24x = 16,223.63 × 11,399.08
  4. Step 4: Simplify right side
    11,842.24x = 184,934,456.26
  5. Step 5: Solve for x
    x = 184,934,456.26/11,842.24
  6. Step 6: Final answer
    x = 15,616.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.