Home / 31,603.92-47,360.40-23,218.08

Finding the Fourth Proportional to 31,603.92, 47,360.40 and 23,218.08

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Solution

The fourth proportional to 31,603.92, 47,360.40 and 23,218.08 is: 34,793.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,603.92 : 47,360.40 = 23,218.08 : x
  2. Step 2: Convert to fraction form
    31,603.92/47,360.40 = 23,218.08/x
  3. Step 3: Cross multiply
    31,603.92x = 47,360.40 × 23,218.08
  4. Step 4: Simplify right side
    31,603.92x = 1,099,617,556.03
  5. Step 5: Solve for x
    x = 1,099,617,556.03/31,603.92
  6. Step 6: Final answer
    x = 34,793.71

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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.