Home / 19,091.14-28,631.19-6,610.66

Finding the Fourth Proportional to 19,091.14, 28,631.19 and 6,610.66

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Solution

The fourth proportional to 19,091.14, 28,631.19 and 6,610.66 is: 9,914.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,091.14 : 28,631.19 = 6,610.66 : x
  2. Step 2: Convert to fraction form
    19,091.14/28,631.19 = 6,610.66/x
  3. Step 3: Cross multiply
    19,091.14x = 28,631.19 × 6,610.66
  4. Step 4: Simplify right side
    19,091.14x = 189,271,062.49
  5. Step 5: Solve for x
    x = 189,271,062.49/19,091.14
  6. Step 6: Final answer
    x = 9,914.08

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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.