Home / 32,502.78-48,714.30-18,474.57

Finding the Fourth Proportional to 32,502.78, 48,714.30 and 18,474.57

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Solution

The fourth proportional to 32,502.78, 48,714.30 and 18,474.57 is: 27,689.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,502.78 : 48,714.30 = 18,474.57 : x
  2. Step 2: Convert to fraction form
    32,502.78/48,714.30 = 18,474.57/x
  3. Step 3: Cross multiply
    32,502.78x = 48,714.30 × 18,474.57
  4. Step 4: Simplify right side
    32,502.78x = 899,975,745.35
  5. Step 5: Solve for x
    x = 899,975,745.35/32,502.78
  6. Step 6: Final answer
    x = 27,689.19

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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.