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Finding the Fourth Proportional to 21,566.01, 32,349.02 and 6,776.22

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Solution

The fourth proportional to 21,566.01, 32,349.02 and 6,776.22 is: 10,164.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,566.01 : 32,349.02 = 6,776.22 : x
  2. Step 2: Convert to fraction form
    21,566.01/32,349.02 = 6,776.22/x
  3. Step 3: Cross multiply
    21,566.01x = 32,349.02 × 6,776.22
  4. Step 4: Simplify right side
    21,566.01x = 219,204,201.85
  5. Step 5: Solve for x
    x = 219,204,201.85/21,566.01
  6. Step 6: Final answer
    x = 10,164.34

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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.