Home / 17,290.05-25,893.50-9,872.03

Finding the Fourth Proportional to 17,290.05, 25,893.50 and 9,872.03

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Solution

The fourth proportional to 17,290.05, 25,893.50 and 9,872.03 is: 14,784.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,290.05 : 25,893.50 = 9,872.03 : x
  2. Step 2: Convert to fraction form
    17,290.05/25,893.50 = 9,872.03/x
  3. Step 3: Cross multiply
    17,290.05x = 25,893.50 × 9,872.03
  4. Step 4: Simplify right side
    17,290.05x = 255,621,254.66
  5. Step 5: Solve for x
    x = 255,621,254.66/17,290.05
  6. Step 6: Final answer
    x = 14,784.30

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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.