Home / 28,982.12-43,345.40-25,229.80

Finding the Fourth Proportional to 28,982.12, 43,345.40 and 25,229.80

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Solution

The fourth proportional to 28,982.12, 43,345.40 and 25,229.80 is: 37,733.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,982.12 : 43,345.40 = 25,229.80 : x
  2. Step 2: Convert to fraction form
    28,982.12/43,345.40 = 25,229.80/x
  3. Step 3: Cross multiply
    28,982.12x = 43,345.40 × 25,229.80
  4. Step 4: Simplify right side
    28,982.12x = 1,093,595,619.27
  5. Step 5: Solve for x
    x = 1,093,595,619.27/28,982.12
  6. Step 6: Final answer
    x = 37,733.46

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1.5x scale

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.