Home / 11,855.08-16,350.02-8,877.96

Finding the Fourth Proportional to 11,855.08, 16,350.02 and 8,877.96

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Solution

The fourth proportional to 11,855.08, 16,350.02 and 8,877.96 is: 12,244.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,855.08 : 16,350.02 = 8,877.96 : x
  2. Step 2: Convert to fraction form
    11,855.08/16,350.02 = 8,877.96/x
  3. Step 3: Cross multiply
    11,855.08x = 16,350.02 × 8,877.96
  4. Step 4: Simplify right side
    11,855.08x = 145,154,823.56
  5. Step 5: Solve for x
    x = 145,154,823.56/11,855.08
  6. Step 6: Final answer
    x = 12,244.10

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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.