Home / 20,835.59-31,252.85-6,796.67

Finding the Fourth Proportional to 20,835.59, 31,252.85 and 6,796.67

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Solution

The fourth proportional to 20,835.59, 31,252.85 and 6,796.67 is: 10,194.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,835.59 : 31,252.85 = 6,796.67 : x
  2. Step 2: Convert to fraction form
    20,835.59/31,252.85 = 6,796.67/x
  3. Step 3: Cross multiply
    20,835.59x = 31,252.85 × 6,796.67
  4. Step 4: Simplify right side
    20,835.59x = 212,415,274.03
  5. Step 5: Solve for x
    x = 212,415,274.03/20,835.59
  6. Step 6: Final answer
    x = 10,194.83

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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.