Home / 19,976.76-27,565.92-11,024.64

Finding the Fourth Proportional to 19,976.76, 27,565.92 and 11,024.64

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Solution

The fourth proportional to 19,976.76, 27,565.92 and 11,024.64 is: 15,212.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,976.76 : 27,565.92 = 11,024.64 : x
  2. Step 2: Convert to fraction form
    19,976.76/27,565.92 = 11,024.64/x
  3. Step 3: Cross multiply
    19,976.76x = 27,565.92 × 11,024.64
  4. Step 4: Simplify right side
    19,976.76x = 303,904,344.27
  5. Step 5: Solve for x
    x = 303,904,344.27/19,976.76
  6. Step 6: Final answer
    x = 15,212.89

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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.