Home / 41,775.80-62,666.10-12,198.20

Finding the Fourth Proportional to 41,775.80, 62,666.10 and 12,198.20

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Solution

The fourth proportional to 41,775.80, 62,666.10 and 12,198.20 is: 18,298.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,775.80 : 62,666.10 = 12,198.20 : x
  2. Step 2: Convert to fraction form
    41,775.80/62,666.10 = 12,198.20/x
  3. Step 3: Cross multiply
    41,775.80x = 62,666.10 × 12,198.20
  4. Step 4: Simplify right side
    41,775.80x = 764,413,621.02
  5. Step 5: Solve for x
    x = 764,413,621.02/41,775.80
  6. Step 6: Final answer
    x = 18,298.00

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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.