Home / 20,252.93-30,379.31-5,463.35

Finding the Fourth Proportional to 20,252.93, 30,379.31 and 5,463.35

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Solution

The fourth proportional to 20,252.93, 30,379.31 and 5,463.35 is: 8,194.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,252.93 : 30,379.31 = 5,463.35 : x
  2. Step 2: Convert to fraction form
    20,252.93/30,379.31 = 5,463.35/x
  3. Step 3: Cross multiply
    20,252.93x = 30,379.31 × 5,463.35
  4. Step 4: Simplify right side
    20,252.93x = 165,972,624.08
  5. Step 5: Solve for x
    x = 165,972,624.08/20,252.93
  6. Step 6: Final answer
    x = 8,194.99

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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.