Home / 17,240.13-23,789.70-9,684.75

Finding the Fourth Proportional to 17,240.13, 23,789.70 and 9,684.75

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Solution

The fourth proportional to 17,240.13, 23,789.70 and 9,684.75 is: 13,364.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,240.13 : 23,789.70 = 9,684.75 : x
  2. Step 2: Convert to fraction form
    17,240.13/23,789.70 = 9,684.75/x
  3. Step 3: Cross multiply
    17,240.13x = 23,789.70 × 9,684.75
  4. Step 4: Simplify right side
    17,240.13x = 230,397,297.08
  5. Step 5: Solve for x
    x = 230,397,297.08/17,240.13
  6. Step 6: Final answer
    x = 13,364.01

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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.