Home / 55,072.23-82,618.08-19,544.43

Finding the Fourth Proportional to 55,072.23, 82,618.08 and 19,544.43

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Solution

The fourth proportional to 55,072.23, 82,618.08 and 19,544.43 is: 29,320.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,072.23 : 82,618.08 = 19,544.43 : x
  2. Step 2: Convert to fraction form
    55,072.23/82,618.08 = 19,544.43/x
  3. Step 3: Cross multiply
    55,072.23x = 82,618.08 × 19,544.43
  4. Step 4: Simplify right side
    55,072.23x = 1,614,723,281.29
  5. Step 5: Solve for x
    x = 1,614,723,281.29/55,072.23
  6. Step 6: Final answer
    x = 29,320.10

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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.