Home / 34,245.60-47,247.84-20,101.92

Finding the Fourth Proportional to 34,245.60, 47,247.84 and 20,101.92

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Solution

The fourth proportional to 34,245.60, 47,247.84 and 20,101.92 is: 27,734.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,245.60 : 47,247.84 = 20,101.92 : x
  2. Step 2: Convert to fraction form
    34,245.60/47,247.84 = 20,101.92/x
  3. Step 3: Cross multiply
    34,245.60x = 47,247.84 × 20,101.92
  4. Step 4: Simplify right side
    34,245.60x = 949,772,299.85
  5. Step 5: Solve for x
    x = 949,772,299.85/34,245.60
  6. Step 6: Final answer
    x = 27,734.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.