Home / 28,869.36-43,305.72-8,094.48

Finding the Fourth Proportional to 28,869.36, 43,305.72 and 8,094.48

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Solution

The fourth proportional to 28,869.36, 43,305.72 and 8,094.48 is: 12,142.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,869.36 : 43,305.72 = 8,094.48 : x
  2. Step 2: Convert to fraction form
    28,869.36/43,305.72 = 8,094.48/x
  3. Step 3: Cross multiply
    28,869.36x = 43,305.72 × 8,094.48
  4. Step 4: Simplify right side
    28,869.36x = 350,537,284.43
  5. Step 5: Solve for x
    x = 350,537,284.43/28,869.36
  6. Step 6: Final answer
    x = 12,142.19

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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.