Home / 13,664.09-20,496.23-3,804.10

Finding the Fourth Proportional to 13,664.09, 20,496.23 and 3,804.10

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Solution

The fourth proportional to 13,664.09, 20,496.23 and 3,804.10 is: 5,706.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,664.09 : 20,496.23 = 3,804.10 : x
  2. Step 2: Convert to fraction form
    13,664.09/20,496.23 = 3,804.10/x
  3. Step 3: Cross multiply
    13,664.09x = 20,496.23 × 3,804.10
  4. Step 4: Simplify right side
    13,664.09x = 77,969,708.54
  5. Step 5: Solve for x
    x = 77,969,708.54/13,664.09
  6. Step 6: Final answer
    x = 5,706.18

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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.