Home / 20,840.85-31,260.33-6,049.44

Finding the Fourth Proportional to 20,840.85, 31,260.33 and 6,049.44

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Solution

The fourth proportional to 20,840.85, 31,260.33 and 6,049.44 is: 9,073.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,840.85 : 31,260.33 = 6,049.44 : x
  2. Step 2: Convert to fraction form
    20,840.85/31,260.33 = 6,049.44/x
  3. Step 3: Cross multiply
    20,840.85x = 31,260.33 × 6,049.44
  4. Step 4: Simplify right side
    20,840.85x = 189,107,490.72
  5. Step 5: Solve for x
    x = 189,107,490.72/20,840.85
  6. Step 6: Final answer
    x = 9,073.89

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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.