Home / 26,399.96-39,601.92-8,869.64

Finding the Fourth Proportional to 26,399.96, 39,601.92 and 8,869.64

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Solution

The fourth proportional to 26,399.96, 39,601.92 and 8,869.64 is: 13,305.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,399.96 : 39,601.92 = 8,869.64 : x
  2. Step 2: Convert to fraction form
    26,399.96/39,601.92 = 8,869.64/x
  3. Step 3: Cross multiply
    26,399.96x = 39,601.92 × 8,869.64
  4. Step 4: Simplify right side
    26,399.96x = 351,254,773.71
  5. Step 5: Solve for x
    x = 351,254,773.71/26,399.96
  6. Step 6: Final answer
    x = 13,305.13

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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.