Home / 17,389.76-23,997.72-9,837.56

Finding the Fourth Proportional to 17,389.76, 23,997.72 and 9,837.56

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Solution

The fourth proportional to 17,389.76, 23,997.72 and 9,837.56 is: 13,575.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,389.76 : 23,997.72 = 9,837.56 : x
  2. Step 2: Convert to fraction form
    17,389.76/23,997.72 = 9,837.56/x
  3. Step 3: Cross multiply
    17,389.76x = 23,997.72 × 9,837.56
  4. Step 4: Simplify right side
    17,389.76x = 236,079,010.36
  5. Step 5: Solve for x
    x = 236,079,010.36/17,389.76
  6. Step 6: Final answer
    x = 13,575.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.