Home / 16,661.10-24,975.33-8,328.66

Finding the Fourth Proportional to 16,661.10, 24,975.33 and 8,328.66

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Solution

The fourth proportional to 16,661.10, 24,975.33 and 8,328.66 is: 12,484.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,661.10 : 24,975.33 = 8,328.66 : x
  2. Step 2: Convert to fraction form
    16,661.10/24,975.33 = 8,328.66/x
  3. Step 3: Cross multiply
    16,661.10x = 24,975.33 × 8,328.66
  4. Step 4: Simplify right side
    16,661.10x = 208,011,031.96
  5. Step 5: Solve for x
    x = 208,011,031.96/16,661.10
  6. Step 6: Final answer
    x = 12,484.83

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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.