Home / 17,287.21-25,909.75-8,962.64

Finding the Fourth Proportional to 17,287.21, 25,909.75 and 8,962.64

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Solution

The fourth proportional to 17,287.21, 25,909.75 and 8,962.64 is: 13,433.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,287.21 : 25,909.75 = 8,962.64 : x
  2. Step 2: Convert to fraction form
    17,287.21/25,909.75 = 8,962.64/x
  3. Step 3: Cross multiply
    17,287.21x = 25,909.75 × 8,962.64
  4. Step 4: Simplify right side
    17,287.21x = 232,219,761.74
  5. Step 5: Solve for x
    x = 232,219,761.74/17,287.21
  6. Step 6: Final answer
    x = 13,433.04

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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.