Home / 26,463.96-39,687.73-8,929.68

Finding the Fourth Proportional to 26,463.96, 39,687.73 and 8,929.68

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Solution

The fourth proportional to 26,463.96, 39,687.73 and 8,929.68 is: 13,391.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,463.96 : 39,687.73 = 8,929.68 : x
  2. Step 2: Convert to fraction form
    26,463.96/39,687.73 = 8,929.68/x
  3. Step 3: Cross multiply
    26,463.96x = 39,687.73 × 8,929.68
  4. Step 4: Simplify right side
    26,463.96x = 354,398,728.83
  5. Step 5: Solve for x
    x = 354,398,728.83/26,463.96
  6. Step 6: Final answer
    x = 13,391.75

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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.