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Finding the Fourth Proportional to 32,178.98, 44,404.88 and 18,029.09

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Solution

The fourth proportional to 32,178.98, 44,404.88 and 18,029.09 is: 24,878.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,178.98 : 44,404.88 = 18,029.09 : x
  2. Step 2: Convert to fraction form
    32,178.98/44,404.88 = 18,029.09/x
  3. Step 3: Cross multiply
    32,178.98x = 44,404.88 × 18,029.09
  4. Step 4: Simplify right side
    32,178.98x = 800,579,577.96
  5. Step 5: Solve for x
    x = 800,579,577.96/32,178.98
  6. Step 6: Final answer
    x = 24,878.96

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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.