Home / 21,440.03-32,163.16-6,650.14

Finding the Fourth Proportional to 21,440.03, 32,163.16 and 6,650.14

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Solution

The fourth proportional to 21,440.03, 32,163.16 and 6,650.14 is: 9,976.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,440.03 : 32,163.16 = 6,650.14 : x
  2. Step 2: Convert to fraction form
    21,440.03/32,163.16 = 6,650.14/x
  3. Step 3: Cross multiply
    21,440.03x = 32,163.16 × 6,650.14
  4. Step 4: Simplify right side
    21,440.03x = 213,889,322.78
  5. Step 5: Solve for x
    x = 213,889,322.78/21,440.03
  6. Step 6: Final answer
    x = 9,976.17

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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.