Home / 27,299.60-40,906.08-19,869.92

Finding the Fourth Proportional to 27,299.60, 40,906.08 and 19,869.92

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Solution

The fourth proportional to 27,299.60, 40,906.08 and 19,869.92 is: 29,773.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,299.60 : 40,906.08 = 19,869.92 : x
  2. Step 2: Convert to fraction form
    27,299.60/40,906.08 = 19,869.92/x
  3. Step 3: Cross multiply
    27,299.60x = 40,906.08 × 19,869.92
  4. Step 4: Simplify right side
    27,299.60x = 812,800,537.11
  5. Step 5: Solve for x
    x = 812,800,537.11/27,299.60
  6. Step 6: Final answer
    x = 29,773.35

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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.