Home / 18,057.32-27,083.22-6,962.40

Finding the Fourth Proportional to 18,057.32, 27,083.22 and 6,962.40

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Solution

The fourth proportional to 18,057.32, 27,083.22 and 6,962.40 is: 10,442.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,057.32 : 27,083.22 = 6,962.40 : x
  2. Step 2: Convert to fraction form
    18,057.32/27,083.22 = 6,962.40/x
  3. Step 3: Cross multiply
    18,057.32x = 27,083.22 × 6,962.40
  4. Step 4: Simplify right side
    18,057.32x = 188,564,210.93
  5. Step 5: Solve for x
    x = 188,564,210.93/18,057.32
  6. Step 6: Final answer
    x = 10,442.54

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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.