Home / 21,481.26-32,185.44-10,393.17

Finding the Fourth Proportional to 21,481.26, 32,185.44 and 10,393.17

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Solution

The fourth proportional to 21,481.26, 32,185.44 and 10,393.17 is: 15,572.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,481.26 : 32,185.44 = 10,393.17 : x
  2. Step 2: Convert to fraction form
    21,481.26/32,185.44 = 10,393.17/x
  3. Step 3: Cross multiply
    21,481.26x = 32,185.44 × 10,393.17
  4. Step 4: Simplify right side
    21,481.26x = 334,508,749.44
  5. Step 5: Solve for x
    x = 334,508,749.44/21,481.26
  6. Step 6: Final answer
    x = 15,572.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.