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Finding the Fourth Proportional to 22,213, 33,324.77 and 6,631.03

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Solution

The fourth proportional to 22,213, 33,324.77 and 6,631.03 is: 9,948.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,213 : 33,324.77 = 6,631.03 : x
  2. Step 2: Convert to fraction form
    22,213/33,324.77 = 6,631.03/x
  3. Step 3: Cross multiply
    22,213x = 33,324.77 × 6,631.03
  4. Step 4: Simplify right side
    22,213x = 220,977,549.61
  5. Step 5: Solve for x
    x = 220,977,549.61/22,213
  6. Step 6: Final answer
    x = 9,948.12

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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.