Home / 13,334.66-20,001.48-3,339.39

Finding the Fourth Proportional to 13,334.66, 20,001.48 and 3,339.39

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Solution

The fourth proportional to 13,334.66, 20,001.48 and 3,339.39 is: 5,008.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,334.66 : 20,001.48 = 3,339.39 : x
  2. Step 2: Convert to fraction form
    13,334.66/20,001.48 = 3,339.39/x
  3. Step 3: Cross multiply
    13,334.66x = 20,001.48 × 3,339.39
  4. Step 4: Simplify right side
    13,334.66x = 66,792,739.18
  5. Step 5: Solve for x
    x = 66,792,739.18/13,334.66
  6. Step 6: Final answer
    x = 5,008.96

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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.