Home / 13,441.59-18,536.63-8,063.19

Finding the Fourth Proportional to 13,441.59, 18,536.63 and 8,063.19

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Solution

The fourth proportional to 13,441.59, 18,536.63 and 8,063.19 is: 11,119.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,441.59 : 18,536.63 = 8,063.19 : x
  2. Step 2: Convert to fraction form
    13,441.59/18,536.63 = 8,063.19/x
  3. Step 3: Cross multiply
    13,441.59x = 18,536.63 × 8,063.19
  4. Step 4: Simplify right side
    13,441.59x = 149,464,329.33
  5. Step 5: Solve for x
    x = 149,464,329.33/13,441.59
  6. Step 6: Final answer
    x = 11,119.54

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.