Home / 40,855.71-61,226.87-18,614.73

Finding the Fourth Proportional to 40,855.71, 61,226.87 and 18,614.73

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Solution

The fourth proportional to 40,855.71, 61,226.87 and 18,614.73 is: 27,896.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,855.71 : 61,226.87 = 18,614.73 : x
  2. Step 2: Convert to fraction form
    40,855.71/61,226.87 = 18,614.73/x
  3. Step 3: Cross multiply
    40,855.71x = 61,226.87 × 18,614.73
  4. Step 4: Simplify right side
    40,855.71x = 1,139,721,560.72
  5. Step 5: Solve for x
    x = 1,139,721,560.72/40,855.71
  6. Step 6: Final answer
    x = 27,896.26

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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.