Home / 17,201.35-23,739.24-10,129.15

Finding the Fourth Proportional to 17,201.35, 23,739.24 and 10,129.15

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Solution

The fourth proportional to 17,201.35, 23,739.24 and 10,129.15 is: 13,979.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,201.35 : 23,739.24 = 10,129.15 : x
  2. Step 2: Convert to fraction form
    17,201.35/23,739.24 = 10,129.15/x
  3. Step 3: Cross multiply
    17,201.35x = 23,739.24 × 10,129.15
  4. Step 4: Simplify right side
    17,201.35x = 240,458,322.85
  5. Step 5: Solve for x
    x = 240,458,322.85/17,201.35
  6. Step 6: Final answer
    x = 13,979.04

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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.