Home / 39,475.53-59,214.38-13,179.33

Finding the Fourth Proportional to 39,475.53, 59,214.38 and 13,179.33

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Solution

The fourth proportional to 39,475.53, 59,214.38 and 13,179.33 is: 19,769.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,475.53 : 59,214.38 = 13,179.33 : x
  2. Step 2: Convert to fraction form
    39,475.53/59,214.38 = 13,179.33/x
  3. Step 3: Cross multiply
    39,475.53x = 59,214.38 × 13,179.33
  4. Step 4: Simplify right side
    39,475.53x = 780,405,788.87
  5. Step 5: Solve for x
    x = 780,405,788.87/39,475.53
  6. Step 6: Final answer
    x = 19,769.36

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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.