Home / 13,364.28-20,046.24-7,852.59

Finding the Fourth Proportional to 13,364.28, 20,046.24 and 7,852.59

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Solution

The fourth proportional to 13,364.28, 20,046.24 and 7,852.59 is: 11,778.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,364.28 : 20,046.24 = 7,852.59 : x
  2. Step 2: Convert to fraction form
    13,364.28/20,046.24 = 7,852.59/x
  3. Step 3: Cross multiply
    13,364.28x = 20,046.24 × 7,852.59
  4. Step 4: Simplify right side
    13,364.28x = 157,414,903.76
  5. Step 5: Solve for x
    x = 157,414,903.76/13,364.28
  6. Step 6: Final answer
    x = 11,778.78

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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.