Home / 25,983.40-39,003.90-16,133.80

Finding the Fourth Proportional to 25,983.40, 39,003.90 and 16,133.80

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Solution

The fourth proportional to 25,983.40, 39,003.90 and 16,133.80 is: 24,218.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,983.40 : 39,003.90 = 16,133.80 : x
  2. Step 2: Convert to fraction form
    25,983.40/39,003.90 = 16,133.80/x
  3. Step 3: Cross multiply
    25,983.40x = 39,003.90 × 16,133.80
  4. Step 4: Simplify right side
    25,983.40x = 629,281,121.82
  5. Step 5: Solve for x
    x = 629,281,121.82/25,983.40
  6. Step 6: Final answer
    x = 24,218.58

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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.