Home / 13,731.23-20,591.98-5,935.79

Finding the Fourth Proportional to 13,731.23, 20,591.98 and 5,935.79

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Solution

The fourth proportional to 13,731.23, 20,591.98 and 5,935.79 is: 8,901.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,731.23 : 20,591.98 = 5,935.79 : x
  2. Step 2: Convert to fraction form
    13,731.23/20,591.98 = 5,935.79/x
  3. Step 3: Cross multiply
    13,731.23x = 20,591.98 × 5,935.79
  4. Step 4: Simplify right side
    13,731.23x = 122,229,705.60
  5. Step 5: Solve for x
    x = 122,229,705.60/13,731.23
  6. Step 6: Final answer
    x = 8,901.58

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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.