Home / 38,280.94-57,371.45-19,545.14

Finding the Fourth Proportional to 38,280.94, 57,371.45 and 19,545.14

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Solution

The fourth proportional to 38,280.94, 57,371.45 and 19,545.14 is: 29,292.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,280.94 : 57,371.45 = 19,545.14 : x
  2. Step 2: Convert to fraction form
    38,280.94/57,371.45 = 19,545.14/x
  3. Step 3: Cross multiply
    38,280.94x = 57,371.45 × 19,545.14
  4. Step 4: Simplify right side
    38,280.94x = 1,121,332,745.24
  5. Step 5: Solve for x
    x = 1,121,332,745.24/38,280.94
  6. Step 6: Final answer
    x = 29,292.19

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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.