Home / 18,598.20-27,885.16-6,749.76

Finding the Fourth Proportional to 18,598.20, 27,885.16 and 6,749.76

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Solution

The fourth proportional to 18,598.20, 27,885.16 and 6,749.76 is: 10,120.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,598.20 : 27,885.16 = 6,749.76 : x
  2. Step 2: Convert to fraction form
    18,598.20/27,885.16 = 6,749.76/x
  3. Step 3: Cross multiply
    18,598.20x = 27,885.16 × 6,749.76
  4. Step 4: Simplify right side
    18,598.20x = 188,218,137.56
  5. Step 5: Solve for x
    x = 188,218,137.56/18,598.20
  6. Step 6: Final answer
    x = 10,120.23

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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.