Home / 23,173.35-31,984.47-13,107.62

Finding the Fourth Proportional to 23,173.35, 31,984.47 and 13,107.62

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Solution

The fourth proportional to 23,173.35, 31,984.47 and 13,107.62 is: 18,091.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,173.35 : 31,984.47 = 13,107.62 : x
  2. Step 2: Convert to fraction form
    23,173.35/31,984.47 = 13,107.62/x
  3. Step 3: Cross multiply
    23,173.35x = 31,984.47 × 13,107.62
  4. Step 4: Simplify right side
    23,173.35x = 419,240,118.74
  5. Step 5: Solve for x
    x = 419,240,118.74/23,173.35
  6. Step 6: Final answer
    x = 18,091.48

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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.