Home / 23,203.89-32,021.34-13,132.14

Finding the Fourth Proportional to 23,203.89, 32,021.34 and 13,132.14

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Solution

The fourth proportional to 23,203.89, 32,021.34 and 13,132.14 is: 18,122.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,203.89 : 32,021.34 = 13,132.14 : x
  2. Step 2: Convert to fraction form
    23,203.89/32,021.34 = 13,132.14/x
  3. Step 3: Cross multiply
    23,203.89x = 32,021.34 × 13,132.14
  4. Step 4: Simplify right side
    23,203.89x = 420,508,719.87
  5. Step 5: Solve for x
    x = 420,508,719.87/23,203.89
  6. Step 6: Final answer
    x = 18,122.34

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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.