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Finding the Fourth Proportional to 22,463.85, 33,679.90 and 9,977.10

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Solution

The fourth proportional to 22,463.85, 33,679.90 and 9,977.10 is: 14,958.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,463.85 : 33,679.90 = 9,977.10 : x
  2. Step 2: Convert to fraction form
    22,463.85/33,679.90 = 9,977.10/x
  3. Step 3: Cross multiply
    22,463.85x = 33,679.90 × 9,977.10
  4. Step 4: Simplify right side
    22,463.85x = 336,027,730.29
  5. Step 5: Solve for x
    x = 336,027,730.29/22,463.85
  6. Step 6: Final answer
    x = 14,958.60

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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.