Home / 15,133.80-22,693.40-5,272.86

Finding the Fourth Proportional to 15,133.80, 22,693.40 and 5,272.86

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Solution

The fourth proportional to 15,133.80, 22,693.40 and 5,272.86 is: 7,906.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,133.80 : 22,693.40 = 5,272.86 : x
  2. Step 2: Convert to fraction form
    15,133.80/22,693.40 = 5,272.86/x
  3. Step 3: Cross multiply
    15,133.80x = 22,693.40 × 5,272.86
  4. Step 4: Simplify right side
    15,133.80x = 119,659,121.12
  5. Step 5: Solve for x
    x = 119,659,121.12/15,133.80
  6. Step 6: Final answer
    x = 7,906.75

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.