Home / 13,393.22-20,091.17-4,961.99

Finding the Fourth Proportional to 13,393.22, 20,091.17 and 4,961.99

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Solution

The fourth proportional to 13,393.22, 20,091.17 and 4,961.99 is: 7,443.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,393.22 : 20,091.17 = 4,961.99 : x
  2. Step 2: Convert to fraction form
    13,393.22/20,091.17 = 4,961.99/x
  3. Step 3: Cross multiply
    13,393.22x = 20,091.17 × 4,961.99
  4. Step 4: Simplify right side
    13,393.22x = 99,692,059.36
  5. Step 5: Solve for x
    x = 99,692,059.36/13,393.22
  6. Step 6: Final answer
    x = 7,443.47

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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.