Home / 26,446.68-39,658.44-19,020.12

Finding the Fourth Proportional to 26,446.68, 39,658.44 and 19,020.12

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Solution

The fourth proportional to 26,446.68, 39,658.44 and 19,020.12 is: 28,521.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,446.68 : 39,658.44 = 19,020.12 : x
  2. Step 2: Convert to fraction form
    26,446.68/39,658.44 = 19,020.12/x
  3. Step 3: Cross multiply
    26,446.68x = 39,658.44 × 19,020.12
  4. Step 4: Simplify right side
    26,446.68x = 754,308,287.81
  5. Step 5: Solve for x
    x = 754,308,287.81/26,446.68
  6. Step 6: Final answer
    x = 28,521.85

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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.