Home / 13,507.28-20,268.06-9,583.90

Finding the Fourth Proportional to 13,507.28, 20,268.06 and 9,583.90

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Solution

The fourth proportional to 13,507.28, 20,268.06 and 9,583.90 is: 14,380.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,507.28 : 20,268.06 = 9,583.90 : x
  2. Step 2: Convert to fraction form
    13,507.28/20,268.06 = 9,583.90/x
  3. Step 3: Cross multiply
    13,507.28x = 20,268.06 × 9,583.90
  4. Step 4: Simplify right side
    13,507.28x = 194,246,958.89
  5. Step 5: Solve for x
    x = 194,246,958.89/13,507.28
  6. Step 6: Final answer
    x = 14,380.91

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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.