Home / 31,357.44-43,273.76-17,211.60

Finding the Fourth Proportional to 31,357.44, 43,273.76 and 17,211.60

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Solution

The fourth proportional to 31,357.44, 43,273.76 and 17,211.60 is: 23,752.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,357.44 : 43,273.76 = 17,211.60 : x
  2. Step 2: Convert to fraction form
    31,357.44/43,273.76 = 17,211.60/x
  3. Step 3: Cross multiply
    31,357.44x = 43,273.76 × 17,211.60
  4. Step 4: Simplify right side
    31,357.44x = 744,810,647.62
  5. Step 5: Solve for x
    x = 744,810,647.62/31,357.44
  6. Step 6: Final answer
    x = 23,752.28

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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.