Home / 31,050.54-46,545.75-12,324.42

Finding the Fourth Proportional to 31,050.54, 46,545.75 and 12,324.42

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Solution

The fourth proportional to 31,050.54, 46,545.75 and 12,324.42 is: 18,474.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,050.54 : 46,545.75 = 12,324.42 : x
  2. Step 2: Convert to fraction form
    31,050.54/46,545.75 = 12,324.42/x
  3. Step 3: Cross multiply
    31,050.54x = 46,545.75 × 12,324.42
  4. Step 4: Simplify right side
    31,050.54x = 573,649,372.22
  5. Step 5: Solve for x
    x = 573,649,372.22/31,050.54
  6. Step 6: Final answer
    x = 18,474.70

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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.