Home / 10,229.00-14,054.84-8,129.48

Finding the Fourth Proportional to 10,229.00, 14,054.84 and 8,129.48

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Solution

The fourth proportional to 10,229.00, 14,054.84 and 8,129.48 is: 11,170.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,229.00 : 14,054.84 = 8,129.48 : x
  2. Step 2: Convert to fraction form
    10,229.00/14,054.84 = 8,129.48/x
  3. Step 3: Cross multiply
    10,229.00x = 14,054.84 × 8,129.48
  4. Step 4: Simplify right side
    10,229.00x = 114,258,460.25
  5. Step 5: Solve for x
    x = 114,258,460.25/10,229.00
  6. Step 6: Final answer
    x = 11,170.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.