Home / 17,278.11-23,837.69-11,313.07

Finding the Fourth Proportional to 17,278.11, 23,837.69 and 11,313.07

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Solution

The fourth proportional to 17,278.11, 23,837.69 and 11,313.07 is: 15,608.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,278.11 : 23,837.69 = 11,313.07 : x
  2. Step 2: Convert to fraction form
    17,278.11/23,837.69 = 11,313.07/x
  3. Step 3: Cross multiply
    17,278.11x = 23,837.69 × 11,313.07
  4. Step 4: Simplify right side
    17,278.11x = 269,677,424.30
  5. Step 5: Solve for x
    x = 269,677,424.30/17,278.11
  6. Step 6: Final answer
    x = 15,608.04

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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.