Home / 19,546.62-26,976.16-11,161.50

Finding the Fourth Proportional to 19,546.62, 26,976.16 and 11,161.50

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Solution

The fourth proportional to 19,546.62, 26,976.16 and 11,161.50 is: 15,403.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,546.62 : 26,976.16 = 11,161.50 : x
  2. Step 2: Convert to fraction form
    19,546.62/26,976.16 = 11,161.50/x
  3. Step 3: Cross multiply
    19,546.62x = 26,976.16 × 11,161.50
  4. Step 4: Simplify right side
    19,546.62x = 301,094,409.84
  5. Step 5: Solve for x
    x = 301,094,409.84/19,546.62
  6. Step 6: Final answer
    x = 15,403.91

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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.