Home / 31,230.43-43,099.10-17,799.52

Finding the Fourth Proportional to 31,230.43, 43,099.10 and 17,799.52

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Solution

The fourth proportional to 31,230.43, 43,099.10 and 17,799.52 is: 24,563.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,230.43 : 43,099.10 = 17,799.52 : x
  2. Step 2: Convert to fraction form
    31,230.43/43,099.10 = 17,799.52/x
  3. Step 3: Cross multiply
    31,230.43x = 43,099.10 × 17,799.52
  4. Step 4: Simplify right side
    31,230.43x = 767,142,987.94
  5. Step 5: Solve for x
    x = 767,142,987.94/31,230.43
  6. Step 6: Final answer
    x = 24,563.96

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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.