Home / 13,610.23-20,396.31-7,373.64

Finding the Fourth Proportional to 13,610.23, 20,396.31 and 7,373.64

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Solution

The fourth proportional to 13,610.23, 20,396.31 and 7,373.64 is: 11,050.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,610.23 : 20,396.31 = 7,373.64 : x
  2. Step 2: Convert to fraction form
    13,610.23/20,396.31 = 7,373.64/x
  3. Step 3: Cross multiply
    13,610.23x = 20,396.31 × 7,373.64
  4. Step 4: Simplify right side
    13,610.23x = 150,395,047.27
  5. Step 5: Solve for x
    x = 150,395,047.27/13,610.23
  6. Step 6: Final answer
    x = 11,050.15

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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.