Home / 12,417.25-18,622.23-3,650.08

Finding the Fourth Proportional to 12,417.25, 18,622.23 and 3,650.08

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Solution

The fourth proportional to 12,417.25, 18,622.23 and 3,650.08 is: 5,474.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,417.25 : 18,622.23 = 3,650.08 : x
  2. Step 2: Convert to fraction form
    12,417.25/18,622.23 = 3,650.08/x
  3. Step 3: Cross multiply
    12,417.25x = 18,622.23 × 3,650.08
  4. Step 4: Simplify right side
    12,417.25x = 67,972,629.28
  5. Step 5: Solve for x
    x = 67,972,629.28/12,417.25
  6. Step 6: Final answer
    x = 5,474.05

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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.