Home / 15,911.66-23,867.24-3,903.94

Finding the Fourth Proportional to 15,911.66, 23,867.24 and 3,903.94

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Solution

The fourth proportional to 15,911.66, 23,867.24 and 3,903.94 is: 5,855.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,911.66 : 23,867.24 = 3,903.94 : x
  2. Step 2: Convert to fraction form
    15,911.66/23,867.24 = 3,903.94/x
  3. Step 3: Cross multiply
    15,911.66x = 23,867.24 × 3,903.94
  4. Step 4: Simplify right side
    15,911.66x = 93,176,272.93
  5. Step 5: Solve for x
    x = 93,176,272.93/15,911.66
  6. Step 6: Final answer
    x = 5,855.85

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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.