Home / 15,401.70-23,102.34-3,714.82

Finding the Fourth Proportional to 15,401.70, 23,102.34 and 3,714.82

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Solution

The fourth proportional to 15,401.70, 23,102.34 and 3,714.82 is: 5,572.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,401.70 : 23,102.34 = 3,714.82 : x
  2. Step 2: Convert to fraction form
    15,401.70/23,102.34 = 3,714.82/x
  3. Step 3: Cross multiply
    15,401.70x = 23,102.34 × 3,714.82
  4. Step 4: Simplify right side
    15,401.70x = 85,821,034.68
  5. Step 5: Solve for x
    x = 85,821,034.68/15,401.70
  6. Step 6: Final answer
    x = 5,572.18

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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.