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Finding the Fourth Proportional to 22,000.42, 32,997.95 and 6,418.06

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Solution

The fourth proportional to 22,000.42, 32,997.95 and 6,418.06 is: 9,626.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,000.42 : 32,997.95 = 6,418.06 : x
  2. Step 2: Convert to fraction form
    22,000.42/32,997.95 = 6,418.06/x
  3. Step 3: Cross multiply
    22,000.42x = 32,997.95 × 6,418.06
  4. Step 4: Simplify right side
    22,000.42x = 211,782,822.98
  5. Step 5: Solve for x
    x = 211,782,822.98/22,000.42
  6. Step 6: Final answer
    x = 9,626.31

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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.