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Finding the Fourth Proportional to 16,641.80, 24,969.96 and 8,841.48

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Solution

The fourth proportional to 16,641.80, 24,969.96 and 8,841.48 is: 13,266.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,641.80 : 24,969.96 = 8,841.48 : x
  2. Step 2: Convert to fraction form
    16,641.80/24,969.96 = 8,841.48/x
  3. Step 3: Cross multiply
    16,641.80x = 24,969.96 × 8,841.48
  4. Step 4: Simplify right side
    16,641.80x = 220,771,401.94
  5. Step 5: Solve for x
    x = 220,771,401.94/16,641.80
  6. Step 6: Final answer
    x = 13,266.08

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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.