Home / 39,764.88-59,645.75-13,469.62

Finding the Fourth Proportional to 39,764.88, 59,645.75 and 13,469.62

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Solution

The fourth proportional to 39,764.88, 59,645.75 and 13,469.62 is: 20,203.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,764.88 : 59,645.75 = 13,469.62 : x
  2. Step 2: Convert to fraction form
    39,764.88/59,645.75 = 13,469.62/x
  3. Step 3: Cross multiply
    39,764.88x = 59,645.75 × 13,469.62
  4. Step 4: Simplify right side
    39,764.88x = 803,405,471.67
  5. Step 5: Solve for x
    x = 803,405,471.67/39,764.88
  6. Step 6: Final answer
    x = 20,203.90

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1.5x scale

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.