Home / 19,493.06-29,239.38-6,345.95

Finding the Fourth Proportional to 19,493.06, 29,239.38 and 6,345.95

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Solution

The fourth proportional to 19,493.06, 29,239.38 and 6,345.95 is: 9,518.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,493.06 : 29,239.38 = 6,345.95 : x
  2. Step 2: Convert to fraction form
    19,493.06/29,239.38 = 6,345.95/x
  3. Step 3: Cross multiply
    19,493.06x = 29,239.38 × 6,345.95
  4. Step 4: Simplify right side
    19,493.06x = 185,551,497.31
  5. Step 5: Solve for x
    x = 185,551,497.31/19,493.06
  6. Step 6: Final answer
    x = 9,518.85

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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.