Home / 39,441.62-59,171.84-13,146.59

Finding the Fourth Proportional to 39,441.62, 59,171.84 and 13,146.59

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Solution

The fourth proportional to 39,441.62, 59,171.84 and 13,146.59 is: 19,723.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,441.62 : 59,171.84 = 13,146.59 : x
  2. Step 2: Convert to fraction form
    39,441.62/59,171.84 = 13,146.59/x
  3. Step 3: Cross multiply
    39,441.62x = 59,171.84 × 13,146.59
  4. Step 4: Simplify right side
    39,441.62x = 777,907,920.03
  5. Step 5: Solve for x
    x = 777,907,920.03/39,441.62
  6. Step 6: Final answer
    x = 19,723.02

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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.