Home / 20,842.92-31,257.85-6,052.86

Finding the Fourth Proportional to 20,842.92, 31,257.85 and 6,052.86

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Solution

The fourth proportional to 20,842.92, 31,257.85 and 6,052.86 is: 9,077.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,842.92 : 31,257.85 = 6,052.86 : x
  2. Step 2: Convert to fraction form
    20,842.92/31,257.85 = 6,052.86/x
  3. Step 3: Cross multiply
    20,842.92x = 31,257.85 × 6,052.86
  4. Step 4: Simplify right side
    20,842.92x = 189,199,389.95
  5. Step 5: Solve for x
    x = 189,199,389.95/20,842.92
  6. Step 6: Final answer
    x = 9,077.39

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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.