Home / 26,489.25-39,740.72-9,849.83

Finding the Fourth Proportional to 26,489.25, 39,740.72 and 9,849.83

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Solution

The fourth proportional to 26,489.25, 39,740.72 and 9,849.83 is: 14,777.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,489.25 : 39,740.72 = 9,849.83 : x
  2. Step 2: Convert to fraction form
    26,489.25/39,740.72 = 9,849.83/x
  3. Step 3: Cross multiply
    26,489.25x = 39,740.72 × 9,849.83
  4. Step 4: Simplify right side
    26,489.25x = 391,439,088.12
  5. Step 5: Solve for x
    x = 391,439,088.12/26,489.25
  6. Step 6: Final answer
    x = 14,777.28

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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.