Home / 13,086.06-19,627.14-4,321.05

Finding the Fourth Proportional to 13,086.06, 19,627.14 and 4,321.05

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Solution

The fourth proportional to 13,086.06, 19,627.14 and 4,321.05 is: 6,480.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,086.06 : 19,627.14 = 4,321.05 : x
  2. Step 2: Convert to fraction form
    13,086.06/19,627.14 = 4,321.05/x
  3. Step 3: Cross multiply
    13,086.06x = 19,627.14 × 4,321.05
  4. Step 4: Simplify right side
    13,086.06x = 84,809,853.30
  5. Step 5: Solve for x
    x = 84,809,853.30/13,086.06
  6. Step 6: Final answer
    x = 6,480.93

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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.