Home / 15,805.08-23,708.70-5,274.72

Finding the Fourth Proportional to 15,805.08, 23,708.70 and 5,274.72

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Solution

The fourth proportional to 15,805.08, 23,708.70 and 5,274.72 is: 7,912.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,805.08 : 23,708.70 = 5,274.72 : x
  2. Step 2: Convert to fraction form
    15,805.08/23,708.70 = 5,274.72/x
  3. Step 3: Cross multiply
    15,805.08x = 23,708.70 × 5,274.72
  4. Step 4: Simplify right side
    15,805.08x = 125,056,754.06
  5. Step 5: Solve for x
    x = 125,056,754.06/15,805.08
  6. Step 6: Final answer
    x = 7,912.44

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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.