Home / 19,342.58-29,016.66-7,339.16

Finding the Fourth Proportional to 19,342.58, 29,016.66 and 7,339.16

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Solution

The fourth proportional to 19,342.58, 29,016.66 and 7,339.16 is: 11,009.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,342.58 : 29,016.66 = 7,339.16 : x
  2. Step 2: Convert to fraction form
    19,342.58/29,016.66 = 7,339.16/x
  3. Step 3: Cross multiply
    19,342.58x = 29,016.66 × 7,339.16
  4. Step 4: Simplify right side
    19,342.58x = 212,957,765.32
  5. Step 5: Solve for x
    x = 212,957,765.32/19,342.58
  6. Step 6: Final answer
    x = 11,009.79

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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.