Home / 20,853.08-31,285.14-6,063.40

Finding the Fourth Proportional to 20,853.08, 31,285.14 and 6,063.40

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Solution

The fourth proportional to 20,853.08, 31,285.14 and 6,063.40 is: 9,096.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,853.08 : 31,285.14 = 6,063.40 : x
  2. Step 2: Convert to fraction form
    20,853.08/31,285.14 = 6,063.40/x
  3. Step 3: Cross multiply
    20,853.08x = 31,285.14 × 6,063.40
  4. Step 4: Simplify right side
    20,853.08x = 189,694,317.88
  5. Step 5: Solve for x
    x = 189,694,317.88/20,853.08
  6. Step 6: Final answer
    x = 9,096.71

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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.