Home / 31,360.26-43,277.49-17,212.80

Finding the Fourth Proportional to 31,360.26, 43,277.49 and 17,212.80

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Solution

The fourth proportional to 31,360.26, 43,277.49 and 17,212.80 is: 23,753.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,360.26 : 43,277.49 = 17,212.80 : x
  2. Step 2: Convert to fraction form
    31,360.26/43,277.49 = 17,212.80/x
  3. Step 3: Cross multiply
    31,360.26x = 43,277.49 × 17,212.80
  4. Step 4: Simplify right side
    31,360.26x = 744,926,779.87
  5. Step 5: Solve for x
    x = 744,926,779.87/31,360.26
  6. Step 6: Final answer
    x = 23,753.85

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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.