Home / 18,932.52-26,137.33-11,380.67

Finding the Fourth Proportional to 18,932.52, 26,137.33 and 11,380.67

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Solution

The fourth proportional to 18,932.52, 26,137.33 and 11,380.67 is: 15,711.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,932.52 : 26,137.33 = 11,380.67 : x
  2. Step 2: Convert to fraction form
    18,932.52/26,137.33 = 11,380.67/x
  3. Step 3: Cross multiply
    18,932.52x = 26,137.33 × 11,380.67
  4. Step 4: Simplify right side
    18,932.52x = 297,460,168.27
  5. Step 5: Solve for x
    x = 297,460,168.27/18,932.52
  6. Step 6: Final answer
    x = 15,711.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.