Home / 25,933.67-38,936.33-17,909.61

Finding the Fourth Proportional to 25,933.67, 38,936.33 and 17,909.61

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Solution

The fourth proportional to 25,933.67, 38,936.33 and 17,909.61 is: 26,889.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,933.67 : 38,936.33 = 17,909.61 : x
  2. Step 2: Convert to fraction form
    25,933.67/38,936.33 = 17,909.61/x
  3. Step 3: Cross multiply
    25,933.67x = 38,936.33 × 17,909.61
  4. Step 4: Simplify right side
    25,933.67x = 697,334,485.13
  5. Step 5: Solve for x
    x = 697,334,485.13/25,933.67
  6. Step 6: Final answer
    x = 26,889.16

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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.