Home / 20,119.24-30,182.10-6,265

Finding the Fourth Proportional to 20,119.24, 30,182.10 and 6,265

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Solution

The fourth proportional to 20,119.24, 30,182.10 and 6,265 is: 9,398.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,119.24 : 30,182.10 = 6,265 : x
  2. Step 2: Convert to fraction form
    20,119.24/30,182.10 = 6,265/x
  3. Step 3: Cross multiply
    20,119.24x = 30,182.10 × 6,265
  4. Step 4: Simplify right side
    20,119.24x = 189,090,856.50
  5. Step 5: Solve for x
    x = 189,090,856.50/20,119.24
  6. Step 6: Final answer
    x = 9,398.51

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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.