Home / 12,844.70-19,267.05-4,080.30

Finding the Fourth Proportional to 12,844.70, 19,267.05 and 4,080.30

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Solution

The fourth proportional to 12,844.70, 19,267.05 and 4,080.30 is: 6,120.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,844.70 : 19,267.05 = 4,080.30 : x
  2. Step 2: Convert to fraction form
    12,844.70/19,267.05 = 4,080.30/x
  3. Step 3: Cross multiply
    12,844.70x = 19,267.05 × 4,080.30
  4. Step 4: Simplify right side
    12,844.70x = 78,615,344.12
  5. Step 5: Solve for x
    x = 78,615,344.12/12,844.70
  6. Step 6: Final answer
    x = 6,120.45

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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.