Home / 18,442.68-27,674.82-6,756.72

Finding the Fourth Proportional to 18,442.68, 27,674.82 and 6,756.72

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Solution

The fourth proportional to 18,442.68, 27,674.82 and 6,756.72 is: 10,139.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,442.68 : 27,674.82 = 6,756.72 : x
  2. Step 2: Convert to fraction form
    18,442.68/27,674.82 = 6,756.72/x
  3. Step 3: Cross multiply
    18,442.68x = 27,674.82 × 6,756.72
  4. Step 4: Simplify right side
    18,442.68x = 186,991,009.79
  5. Step 5: Solve for x
    x = 186,991,009.79/18,442.68
  6. Step 6: Final answer
    x = 10,139.04

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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.