Home / 13,187.97-19,785.19-6,068.88

Finding the Fourth Proportional to 13,187.97, 19,785.19 and 6,068.88

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Solution

The fourth proportional to 13,187.97, 19,785.19 and 6,068.88 is: 9,104.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,187.97 : 19,785.19 = 6,068.88 : x
  2. Step 2: Convert to fraction form
    13,187.97/19,785.19 = 6,068.88/x
  3. Step 3: Cross multiply
    13,187.97x = 19,785.19 × 6,068.88
  4. Step 4: Simplify right side
    13,187.97x = 120,073,943.89
  5. Step 5: Solve for x
    x = 120,073,943.89/13,187.97
  6. Step 6: Final answer
    x = 9,104.81

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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.