Home / 13,027.79-19,545.33-4,268.86

Finding the Fourth Proportional to 13,027.79, 19,545.33 and 4,268.86

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Solution

The fourth proportional to 13,027.79, 19,545.33 and 4,268.86 is: 6,404.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,027.79 : 19,545.33 = 4,268.86 : x
  2. Step 2: Convert to fraction form
    13,027.79/19,545.33 = 4,268.86/x
  3. Step 3: Cross multiply
    13,027.79x = 19,545.33 × 4,268.86
  4. Step 4: Simplify right side
    13,027.79x = 83,436,244.57
  5. Step 5: Solve for x
    x = 83,436,244.57/13,027.79
  6. Step 6: Final answer
    x = 6,404.48

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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.