Home / 16,636.72-24,966.96-12,265.60

Finding the Fourth Proportional to 16,636.72, 24,966.96 and 12,265.60

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Solution

The fourth proportional to 16,636.72, 24,966.96 and 12,265.60 is: 18,407.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,636.72 : 24,966.96 = 12,265.60 : x
  2. Step 2: Convert to fraction form
    16,636.72/24,966.96 = 12,265.60/x
  3. Step 3: Cross multiply
    16,636.72x = 24,966.96 × 12,265.60
  4. Step 4: Simplify right side
    16,636.72x = 306,234,744.58
  5. Step 5: Solve for x
    x = 306,234,744.58/16,636.72
  6. Step 6: Final answer
    x = 18,407.16

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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.