Home / 41,084.09-61,635.36-13,005.81

Finding the Fourth Proportional to 41,084.09, 61,635.36 and 13,005.81

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Solution

The fourth proportional to 41,084.09, 61,635.36 and 13,005.81 is: 19,511.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,084.09 : 61,635.36 = 13,005.81 : x
  2. Step 2: Convert to fraction form
    41,084.09/61,635.36 = 13,005.81/x
  3. Step 3: Cross multiply
    41,084.09x = 61,635.36 × 13,005.81
  4. Step 4: Simplify right side
    41,084.09x = 801,617,781.44
  5. Step 5: Solve for x
    x = 801,617,781.44/41,084.09
  6. Step 6: Final answer
    x = 19,511.64

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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.