Home / 41,019.57-61,529.39-13,317.57

Finding the Fourth Proportional to 41,019.57, 61,529.39 and 13,317.57

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Solution

The fourth proportional to 41,019.57, 61,529.39 and 13,317.57 is: 19,976.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,019.57 : 61,529.39 = 13,317.57 : x
  2. Step 2: Convert to fraction form
    41,019.57/61,529.39 = 13,317.57/x
  3. Step 3: Cross multiply
    41,019.57x = 61,529.39 × 13,317.57
  4. Step 4: Simplify right side
    41,019.57x = 819,421,891.79
  5. Step 5: Solve for x
    x = 819,421,891.79/41,019.57
  6. Step 6: Final answer
    x = 19,976.36

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Similar ratio
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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.