Home / 25,045.08-34,520.22-19,993.11

Finding the Fourth Proportional to 25,045.08, 34,520.22 and 19,993.11

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Solution

The fourth proportional to 25,045.08, 34,520.22 and 19,993.11 is: 27,556.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,045.08 : 34,520.22 = 19,993.11 : x
  2. Step 2: Convert to fraction form
    25,045.08/34,520.22 = 19,993.11/x
  3. Step 3: Cross multiply
    25,045.08x = 34,520.22 × 19,993.11
  4. Step 4: Simplify right side
    25,045.08x = 690,166,555.68
  5. Step 5: Solve for x
    x = 690,166,555.68/25,045.08
  6. Step 6: Final answer
    x = 27,556.97

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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.