Home / 17,997.83-26,996.75-9,681.77

Finding the Fourth Proportional to 17,997.83, 26,996.75 and 9,681.77

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Solution

The fourth proportional to 17,997.83, 26,996.75 and 9,681.77 is: 14,522.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,997.83 : 26,996.75 = 9,681.77 : x
  2. Step 2: Convert to fraction form
    17,997.83/26,996.75 = 9,681.77/x
  3. Step 3: Cross multiply
    17,997.83x = 26,996.75 × 9,681.77
  4. Step 4: Simplify right side
    17,997.83x = 261,376,140.85
  5. Step 5: Solve for x
    x = 261,376,140.85/17,997.83
  6. Step 6: Final answer
    x = 14,522.65

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1.5x scale

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.