Home / 17,039.43-25,564.36-8,725.28

Finding the Fourth Proportional to 17,039.43, 25,564.36 and 8,725.28

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Solution

The fourth proportional to 17,039.43, 25,564.36 and 8,725.28 is: 13,090.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,039.43 : 25,564.36 = 8,725.28 : x
  2. Step 2: Convert to fraction form
    17,039.43/25,564.36 = 8,725.28/x
  3. Step 3: Cross multiply
    17,039.43x = 25,564.36 × 8,725.28
  4. Step 4: Simplify right side
    17,039.43x = 223,056,199.02
  5. Step 5: Solve for x
    x = 223,056,199.02/17,039.43
  6. Step 6: Final answer
    x = 13,090.59

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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.