Home / 12,551.66-18,815.24-5,976.08

Finding the Fourth Proportional to 12,551.66, 18,815.24 and 5,976.08

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Solution

The fourth proportional to 12,551.66, 18,815.24 and 5,976.08 is: 8,958.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,551.66 : 18,815.24 = 5,976.08 : x
  2. Step 2: Convert to fraction form
    12,551.66/18,815.24 = 5,976.08/x
  3. Step 3: Cross multiply
    12,551.66x = 18,815.24 × 5,976.08
  4. Step 4: Simplify right side
    12,551.66x = 112,441,255.50
  5. Step 5: Solve for x
    x = 112,441,255.50/12,551.66
  6. Step 6: Final answer
    x = 8,958.28

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1.5x scale

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.