Home / 18,695.10-28,042.49-6,216.08

Finding the Fourth Proportional to 18,695.10, 28,042.49 and 6,216.08

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Solution

The fourth proportional to 18,695.10, 28,042.49 and 6,216.08 is: 9,324.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,695.10 : 28,042.49 = 6,216.08 : x
  2. Step 2: Convert to fraction form
    18,695.10/28,042.49 = 6,216.08/x
  3. Step 3: Cross multiply
    18,695.10x = 28,042.49 × 6,216.08
  4. Step 4: Simplify right side
    18,695.10x = 174,314,201.60
  5. Step 5: Solve for x
    x = 174,314,201.60/18,695.10
  6. Step 6: Final answer
    x = 9,324.06

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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.