Home / 39,764.38-59,645.01-13,469.12

Finding the Fourth Proportional to 39,764.38, 59,645.01 and 13,469.12

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Solution

The fourth proportional to 39,764.38, 59,645.01 and 13,469.12 is: 20,203.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,764.38 : 59,645.01 = 13,469.12 : x
  2. Step 2: Convert to fraction form
    39,764.38/59,645.01 = 13,469.12/x
  3. Step 3: Cross multiply
    39,764.38x = 59,645.01 × 13,469.12
  4. Step 4: Simplify right side
    39,764.38x = 803,365,580.63
  5. Step 5: Solve for x
    x = 803,365,580.63/39,764.38
  6. Step 6: Final answer
    x = 20,203.15

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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.