Home / 19,487.64-29,231.82-6,339.96

Finding the Fourth Proportional to 19,487.64, 29,231.82 and 6,339.96

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Solution

The fourth proportional to 19,487.64, 29,231.82 and 6,339.96 is: 9,510.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,487.64 : 29,231.82 = 6,339.96 : x
  2. Step 2: Convert to fraction form
    19,487.64/29,231.82 = 6,339.96/x
  3. Step 3: Cross multiply
    19,487.64x = 29,231.82 × 6,339.96
  4. Step 4: Simplify right side
    19,487.64x = 185,328,569.53
  5. Step 5: Solve for x
    x = 185,328,569.53/19,487.64
  6. Step 6: Final answer
    x = 9,510.06

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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.