Home / 21,606.06-32,409.10-6,816.14

Finding the Fourth Proportional to 21,606.06, 32,409.10 and 6,816.14

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Solution

The fourth proportional to 21,606.06, 32,409.10 and 6,816.14 is: 10,224.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,606.06 : 32,409.10 = 6,816.14 : x
  2. Step 2: Convert to fraction form
    21,606.06/32,409.10 = 6,816.14/x
  3. Step 3: Cross multiply
    21,606.06x = 32,409.10 × 6,816.14
  4. Step 4: Simplify right side
    21,606.06x = 220,904,930.88
  5. Step 5: Solve for x
    x = 220,904,930.88/21,606.06
  6. Step 6: Final answer
    x = 10,224.21

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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.