Home / 19,670.82-29,509.14-6,339.35

Finding the Fourth Proportional to 19,670.82, 29,509.14 and 6,339.35

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Solution

The fourth proportional to 19,670.82, 29,509.14 and 6,339.35 is: 9,509.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,670.82 : 29,509.14 = 6,339.35 : x
  2. Step 2: Convert to fraction form
    19,670.82/29,509.14 = 6,339.35/x
  3. Step 3: Cross multiply
    19,670.82x = 29,509.14 × 6,339.35
  4. Step 4: Simplify right side
    19,670.82x = 187,068,766.66
  5. Step 5: Solve for x
    x = 187,068,766.66/19,670.82
  6. Step 6: Final answer
    x = 9,509.96

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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.