Home / 17,720.02-26,596.43-8,961.09

Finding the Fourth Proportional to 17,720.02, 26,596.43 and 8,961.09

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Solution

The fourth proportional to 17,720.02, 26,596.43 and 8,961.09 is: 13,449.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,720.02 : 26,596.43 = 8,961.09 : x
  2. Step 2: Convert to fraction form
    17,720.02/26,596.43 = 8,961.09/x
  3. Step 3: Cross multiply
    17,720.02x = 26,596.43 × 8,961.09
  4. Step 4: Simplify right side
    17,720.02x = 238,333,002.91
  5. Step 5: Solve for x
    x = 238,333,002.91/17,720.02
  6. Step 6: Final answer
    x = 13,449.93

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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.