Home / 13,727.10-20,619.18-11,097.58

Finding the Fourth Proportional to 13,727.10, 20,619.18 and 11,097.58

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Solution

The fourth proportional to 13,727.10, 20,619.18 and 11,097.58 is: 16,669.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,727.10 : 20,619.18 = 11,097.58 : x
  2. Step 2: Convert to fraction form
    13,727.10/20,619.18 = 11,097.58/x
  3. Step 3: Cross multiply
    13,727.10x = 20,619.18 × 11,097.58
  4. Step 4: Simplify right side
    13,727.10x = 228,822,999.58
  5. Step 5: Solve for x
    x = 228,822,999.58/13,727.10
  6. Step 6: Final answer
    x = 16,669.43

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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.