Home / 15,838.29-23,766.35-10,911.87

Finding the Fourth Proportional to 15,838.29, 23,766.35 and 10,911.87

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Solution

The fourth proportional to 15,838.29, 23,766.35 and 10,911.87 is: 16,373.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,838.29 : 23,766.35 = 10,911.87 : x
  2. Step 2: Convert to fraction form
    15,838.29/23,766.35 = 10,911.87/x
  3. Step 3: Cross multiply
    15,838.29x = 23,766.35 × 10,911.87
  4. Step 4: Simplify right side
    15,838.29x = 259,335,267.02
  5. Step 5: Solve for x
    x = 259,335,267.02/15,838.29
  6. Step 6: Final answer
    x = 16,373.94

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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.