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Finding the Fourth Proportional to 32,199.88, 48,299.28 and 8,826.31

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Solution

The fourth proportional to 32,199.88, 48,299.28 and 8,826.31 is: 13,239.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,199.88 : 48,299.28 = 8,826.31 : x
  2. Step 2: Convert to fraction form
    32,199.88/48,299.28 = 8,826.31/x
  3. Step 3: Cross multiply
    32,199.88x = 48,299.28 × 8,826.31
  4. Step 4: Simplify right side
    32,199.88x = 426,304,418.06
  5. Step 5: Solve for x
    x = 426,304,418.06/32,199.88
  6. Step 6: Final answer
    x = 13,239.32

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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.