Home / 15,960.82-22,025.83-9,246.30

Finding the Fourth Proportional to 15,960.82, 22,025.83 and 9,246.30

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Solution

The fourth proportional to 15,960.82, 22,025.83 and 9,246.30 is: 12,759.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,960.82 : 22,025.83 = 9,246.30 : x
  2. Step 2: Convert to fraction form
    15,960.82/22,025.83 = 9,246.30/x
  3. Step 3: Cross multiply
    15,960.82x = 22,025.83 × 9,246.30
  4. Step 4: Simplify right side
    15,960.82x = 203,657,431.93
  5. Step 5: Solve for x
    x = 203,657,431.93/15,960.82
  6. Step 6: Final answer
    x = 12,759.84

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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.