Home / 19,545.27-29,321.51-6,398.37

Finding the Fourth Proportional to 19,545.27, 29,321.51 and 6,398.37

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Solution

The fourth proportional to 19,545.27, 29,321.51 and 6,398.37 is: 9,598.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,545.27 : 29,321.51 = 6,398.37 : x
  2. Step 2: Convert to fraction form
    19,545.27/29,321.51 = 6,398.37/x
  3. Step 3: Cross multiply
    19,545.27x = 29,321.51 × 6,398.37
  4. Step 4: Simplify right side
    19,545.27x = 187,609,869.94
  5. Step 5: Solve for x
    x = 187,609,869.94/19,545.27
  6. Step 6: Final answer
    x = 9,598.74

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1.5x scale

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.