Home / 18,434.17-27,634.65-6,744.66

Finding the Fourth Proportional to 18,434.17, 27,634.65 and 6,744.66

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Solution

The fourth proportional to 18,434.17, 27,634.65 and 6,744.66 is: 10,110.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,434.17 : 27,634.65 = 6,744.66 : x
  2. Step 2: Convert to fraction form
    18,434.17/27,634.65 = 6,744.66/x
  3. Step 3: Cross multiply
    18,434.17x = 27,634.65 × 6,744.66
  4. Step 4: Simplify right side
    18,434.17x = 186,386,318.47
  5. Step 5: Solve for x
    x = 186,386,318.47/18,434.17
  6. Step 6: Final answer
    x = 10,110.91

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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.