Home / 13,697.00-20,542.51-4,337.75

Finding the Fourth Proportional to 13,697.00, 20,542.51 and 4,337.75

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Solution

The fourth proportional to 13,697.00, 20,542.51 and 4,337.75 is: 6,505.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,697.00 : 20,542.51 = 4,337.75 : x
  2. Step 2: Convert to fraction form
    13,697.00/20,542.51 = 4,337.75/x
  3. Step 3: Cross multiply
    13,697.00x = 20,542.51 × 4,337.75
  4. Step 4: Simplify right side
    13,697.00x = 89,108,329.53
  5. Step 5: Solve for x
    x = 89,108,329.53/13,697.00
  6. Step 6: Final answer
    x = 6,505.68

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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.