Home / 13,693.96-20,542.24-6,300.48

Finding the Fourth Proportional to 13,693.96, 20,542.24 and 6,300.48

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Solution

The fourth proportional to 13,693.96, 20,542.24 and 6,300.48 is: 9,451.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,693.96 : 20,542.24 = 6,300.48 : x
  2. Step 2: Convert to fraction form
    13,693.96/20,542.24 = 6,300.48/x
  3. Step 3: Cross multiply
    13,693.96x = 20,542.24 × 6,300.48
  4. Step 4: Simplify right side
    13,693.96x = 129,425,972.28
  5. Step 5: Solve for x
    x = 129,425,972.28/13,693.96
  6. Step 6: Final answer
    x = 9,451.32

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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.