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Finding the Fourth Proportional to 21,808.26, 32,713.98 and 6,227.10

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Solution

The fourth proportional to 21,808.26, 32,713.98 and 6,227.10 is: 9,341.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,808.26 : 32,713.98 = 6,227.10 : x
  2. Step 2: Convert to fraction form
    21,808.26/32,713.98 = 6,227.10/x
  3. Step 3: Cross multiply
    21,808.26x = 32,713.98 × 6,227.10
  4. Step 4: Simplify right side
    21,808.26x = 203,713,224.86
  5. Step 5: Solve for x
    x = 203,713,224.86/21,808.26
  6. Step 6: Final answer
    x = 9,341.10

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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.