Home / 20,029.38-30,048.92-6,178.38

Finding the Fourth Proportional to 20,029.38, 30,048.92 and 6,178.38

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Solution

The fourth proportional to 20,029.38, 30,048.92 and 6,178.38 is: 9,269.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,029.38 : 30,048.92 = 6,178.38 : x
  2. Step 2: Convert to fraction form
    20,029.38/30,048.92 = 6,178.38/x
  3. Step 3: Cross multiply
    20,029.38x = 30,048.92 × 6,178.38
  4. Step 4: Simplify right side
    20,029.38x = 185,653,646.35
  5. Step 5: Solve for x
    x = 185,653,646.35/20,029.38
  6. Step 6: Final answer
    x = 9,269.07

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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.