Home / 39,650.85-59,475.87-13,355.42

Finding the Fourth Proportional to 39,650.85, 59,475.87 and 13,355.42

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Solution

The fourth proportional to 39,650.85, 59,475.87 and 13,355.42 is: 20,032.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,650.85 : 59,475.87 = 13,355.42 : x
  2. Step 2: Convert to fraction form
    39,650.85/59,475.87 = 13,355.42/x
  3. Step 3: Cross multiply
    39,650.85x = 59,475.87 × 13,355.42
  4. Step 4: Simplify right side
    39,650.85x = 794,324,926.34
  5. Step 5: Solve for x
    x = 794,324,926.34/39,650.85
  6. Step 6: Final answer
    x = 20,032.99

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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.