Home / 31,500.76-43,469.18-17,353.24

Finding the Fourth Proportional to 31,500.76, 43,469.18 and 17,353.24

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Solution

The fourth proportional to 31,500.76, 43,469.18 and 17,353.24 is: 23,946.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,500.76 : 43,469.18 = 17,353.24 : x
  2. Step 2: Convert to fraction form
    31,500.76/43,469.18 = 17,353.24/x
  3. Step 3: Cross multiply
    31,500.76x = 43,469.18 × 17,353.24
  4. Step 4: Simplify right side
    31,500.76x = 754,331,113.14
  5. Step 5: Solve for x
    x = 754,331,113.14/31,500.76
  6. Step 6: Final answer
    x = 23,946.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.