Home / 17,212.35-23,753.39-9,659.22

Finding the Fourth Proportional to 17,212.35, 23,753.39 and 9,659.22

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Solution

The fourth proportional to 17,212.35, 23,753.39 and 9,659.22 is: 13,329.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,212.35 : 23,753.39 = 9,659.22 : x
  2. Step 2: Convert to fraction form
    17,212.35/23,753.39 = 9,659.22/x
  3. Step 3: Cross multiply
    17,212.35x = 23,753.39 × 9,659.22
  4. Step 4: Simplify right side
    17,212.35x = 229,439,219.76
  5. Step 5: Solve for x
    x = 229,439,219.76/17,212.35
  6. Step 6: Final answer
    x = 13,329.92

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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.