Home / 13,593.10-20,391.53-4,233.79

Finding the Fourth Proportional to 13,593.10, 20,391.53 and 4,233.79

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Solution

The fourth proportional to 13,593.10, 20,391.53 and 4,233.79 is: 6,351.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,593.10 : 20,391.53 = 4,233.79 : x
  2. Step 2: Convert to fraction form
    13,593.10/20,391.53 = 4,233.79/x
  3. Step 3: Cross multiply
    13,593.10x = 20,391.53 × 4,233.79
  4. Step 4: Simplify right side
    13,593.10x = 86,333,455.80
  5. Step 5: Solve for x
    x = 86,333,455.80/13,593.10
  6. Step 6: Final answer
    x = 6,351.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.