Home / 23,202.52-32,010.52-13,128.66

Finding the Fourth Proportional to 23,202.52, 32,010.52 and 13,128.66

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Solution

The fourth proportional to 23,202.52, 32,010.52 and 13,128.66 is: 18,112.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,202.52 : 32,010.52 = 13,128.66 : x
  2. Step 2: Convert to fraction form
    23,202.52/32,010.52 = 13,128.66/x
  3. Step 3: Cross multiply
    23,202.52x = 32,010.52 × 13,128.66
  4. Step 4: Simplify right side
    23,202.52x = 420,255,233.50
  5. Step 5: Solve for x
    x = 420,255,233.50/23,202.52
  6. Step 6: Final answer
    x = 18,112.48

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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.