Home / 18,433.32-27,651.40-6,746.28

Finding the Fourth Proportional to 18,433.32, 27,651.40 and 6,746.28

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Solution

The fourth proportional to 18,433.32, 27,651.40 and 6,746.28 is: 10,119.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,433.32 : 27,651.40 = 6,746.28 : x
  2. Step 2: Convert to fraction form
    18,433.32/27,651.40 = 6,746.28/x
  3. Step 3: Cross multiply
    18,433.32x = 27,651.40 × 6,746.28
  4. Step 4: Simplify right side
    18,433.32x = 186,544,086.79
  5. Step 5: Solve for x
    x = 186,544,086.79/18,433.32
  6. Step 6: Final answer
    x = 10,119.94

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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.