Home / 15,223.58-22,839.98-10,789.81

Finding the Fourth Proportional to 15,223.58, 22,839.98 and 10,789.81

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Solution

The fourth proportional to 15,223.58, 22,839.98 and 10,789.81 is: 16,187.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,223.58 : 22,839.98 = 10,789.81 : x
  2. Step 2: Convert to fraction form
    15,223.58/22,839.98 = 10,789.81/x
  3. Step 3: Cross multiply
    15,223.58x = 22,839.98 × 10,789.81
  4. Step 4: Simplify right side
    15,223.58x = 246,438,933.55
  5. Step 5: Solve for x
    x = 246,438,933.55/15,223.58
  6. Step 6: Final answer
    x = 16,187.98

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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.