Home / 31,977.68-48,001.08-13,522.64

Finding the Fourth Proportional to 31,977.68, 48,001.08 and 13,522.64

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Solution

The fourth proportional to 31,977.68, 48,001.08 and 13,522.64 is: 20,298.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,977.68 : 48,001.08 = 13,522.64 : x
  2. Step 2: Convert to fraction form
    31,977.68/48,001.08 = 13,522.64/x
  3. Step 3: Cross multiply
    31,977.68x = 48,001.08 × 13,522.64
  4. Step 4: Simplify right side
    31,977.68x = 649,101,324.45
  5. Step 5: Solve for x
    x = 649,101,324.45/31,977.68
  6. Step 6: Final answer
    x = 20,298.57

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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.