Home / 13,334.06-20,003.26-6,670.82

Finding the Fourth Proportional to 13,334.06, 20,003.26 and 6,670.82

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Solution

The fourth proportional to 13,334.06, 20,003.26 and 6,670.82 is: 10,007.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,334.06 : 20,003.26 = 6,670.82 : x
  2. Step 2: Convert to fraction form
    13,334.06/20,003.26 = 6,670.82/x
  3. Step 3: Cross multiply
    13,334.06x = 20,003.26 × 6,670.82
  4. Step 4: Simplify right side
    13,334.06x = 133,438,146.87
  5. Step 5: Solve for x
    x = 133,438,146.87/13,334.06
  6. Step 6: Final answer
    x = 10,007.32

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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.