Home / 13,694.41-18,903.60-8,034.13

Finding the Fourth Proportional to 13,694.41, 18,903.60 and 8,034.13

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Solution

The fourth proportional to 13,694.41, 18,903.60 and 8,034.13 is: 11,090.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,694.41 : 18,903.60 = 8,034.13 : x
  2. Step 2: Convert to fraction form
    13,694.41/18,903.60 = 8,034.13/x
  3. Step 3: Cross multiply
    13,694.41x = 18,903.60 × 8,034.13
  4. Step 4: Simplify right side
    13,694.41x = 151,873,845.18
  5. Step 5: Solve for x
    x = 151,873,845.18/13,694.41
  6. Step 6: Final answer
    x = 11,090.21

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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.