Home / 9,619.12-14,398.44-9,394.48

Finding the Fourth Proportional to 9,619.12, 14,398.44 and 9,394.48

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Solution

The fourth proportional to 9,619.12, 14,398.44 and 9,394.48 is: 14,062.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,619.12 : 14,398.44 = 9,394.48 : x
  2. Step 2: Convert to fraction form
    9,619.12/14,398.44 = 9,394.48/x
  3. Step 3: Cross multiply
    9,619.12x = 14,398.44 × 9,394.48
  4. Step 4: Simplify right side
    9,619.12x = 135,265,856.61
  5. Step 5: Solve for x
    x = 135,265,856.61/9,619.12
  6. Step 6: Final answer
    x = 14,062.19

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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.