Home / 19,687.59-29,537.09-6,362.62

Finding the Fourth Proportional to 19,687.59, 29,537.09 and 6,362.62

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Solution

The fourth proportional to 19,687.59, 29,537.09 and 6,362.62 is: 9,545.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,687.59 : 29,537.09 = 6,362.62 : x
  2. Step 2: Convert to fraction form
    19,687.59/29,537.09 = 6,362.62/x
  3. Step 3: Cross multiply
    19,687.59x = 29,537.09 × 6,362.62
  4. Step 4: Simplify right side
    19,687.59x = 187,933,197.78
  5. Step 5: Solve for x
    x = 187,933,197.78/19,687.59
  6. Step 6: Final answer
    x = 9,545.77

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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.