Home / 15,372.96-23,073.09-7,982.52

Finding the Fourth Proportional to 15,372.96, 23,073.09 and 7,982.52

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Solution

The fourth proportional to 15,372.96, 23,073.09 and 7,982.52 is: 11,980.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,372.96 : 23,073.09 = 7,982.52 : x
  2. Step 2: Convert to fraction form
    15,372.96/23,073.09 = 7,982.52/x
  3. Step 3: Cross multiply
    15,372.96x = 23,073.09 × 7,982.52
  4. Step 4: Simplify right side
    15,372.96x = 184,181,402.39
  5. Step 5: Solve for x
    x = 184,181,402.39/15,372.96
  6. Step 6: Final answer
    x = 11,980.87

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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.