Home / 17,077.68-23,578.19-11,709.06

Finding the Fourth Proportional to 17,077.68, 23,578.19 and 11,709.06

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Solution

The fourth proportional to 17,077.68, 23,578.19 and 11,709.06 is: 16,166.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,077.68 : 23,578.19 = 11,709.06 : x
  2. Step 2: Convert to fraction form
    17,077.68/23,578.19 = 11,709.06/x
  3. Step 3: Cross multiply
    17,077.68x = 23,578.19 × 11,709.06
  4. Step 4: Simplify right side
    17,077.68x = 276,078,441.40
  5. Step 5: Solve for x
    x = 276,078,441.40/17,077.68
  6. Step 6: Final answer
    x = 16,166.04

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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.