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Finding the Fourth Proportional to 16,335.50, 22,542.99 and 8,883.50

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Solution

The fourth proportional to 16,335.50, 22,542.99 and 8,883.50 is: 12,259.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,335.50 : 22,542.99 = 8,883.50 : x
  2. Step 2: Convert to fraction form
    16,335.50/22,542.99 = 8,883.50/x
  3. Step 3: Cross multiply
    16,335.50x = 22,542.99 × 8,883.50
  4. Step 4: Simplify right side
    16,335.50x = 200,260,651.67
  5. Step 5: Solve for x
    x = 200,260,651.67/16,335.50
  6. Step 6: Final answer
    x = 12,259.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.