Home / 16,628.57-22,951.19-11,325.50

Finding the Fourth Proportional to 16,628.57, 22,951.19 and 11,325.50

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Solution

The fourth proportional to 16,628.57, 22,951.19 and 11,325.50 is: 15,631.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,628.57 : 22,951.19 = 11,325.50 : x
  2. Step 2: Convert to fraction form
    16,628.57/22,951.19 = 11,325.50/x
  3. Step 3: Cross multiply
    16,628.57x = 22,951.19 × 11,325.50
  4. Step 4: Simplify right side
    16,628.57x = 259,933,645.72
  5. Step 5: Solve for x
    x = 259,933,645.72/16,628.57
  6. Step 6: Final answer
    x = 15,631.75

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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.