Home / 12,546.66-18,819.96-6,924.05

Finding the Fourth Proportional to 12,546.66, 18,819.96 and 6,924.05

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Solution

The fourth proportional to 12,546.66, 18,819.96 and 6,924.05 is: 10,386.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,546.66 : 18,819.96 = 6,924.05 : x
  2. Step 2: Convert to fraction form
    12,546.66/18,819.96 = 6,924.05/x
  3. Step 3: Cross multiply
    12,546.66x = 18,819.96 × 6,924.05
  4. Step 4: Simplify right side
    12,546.66x = 130,310,309.42
  5. Step 5: Solve for x
    x = 130,310,309.42/12,546.66
  6. Step 6: Final answer
    x = 10,386.06

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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.