Home / 16,432.11-22,676.31-8,878.44

Finding the Fourth Proportional to 16,432.11, 22,676.31 and 8,878.44

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Solution

The fourth proportional to 16,432.11, 22,676.31 and 8,878.44 is: 12,252.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,432.11 : 22,676.31 = 8,878.44 : x
  2. Step 2: Convert to fraction form
    16,432.11/22,676.31 = 8,878.44/x
  3. Step 3: Cross multiply
    16,432.11x = 22,676.31 × 8,878.44
  4. Step 4: Simplify right side
    16,432.11x = 201,330,257.76
  5. Step 5: Solve for x
    x = 201,330,257.76/16,432.11
  6. Step 6: Final answer
    x = 12,252.25

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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.