Home / 18,846.71-26,007.58-11,297.21

Finding the Fourth Proportional to 18,846.71, 26,007.58 and 11,297.21

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Solution

The fourth proportional to 18,846.71, 26,007.58 and 11,297.21 is: 15,589.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,846.71 : 26,007.58 = 11,297.21 : x
  2. Step 2: Convert to fraction form
    18,846.71/26,007.58 = 11,297.21/x
  3. Step 3: Cross multiply
    18,846.71x = 26,007.58 × 11,297.21
  4. Step 4: Simplify right side
    18,846.71x = 293,812,976.94
  5. Step 5: Solve for x
    x = 293,812,976.94/18,846.71
  6. Step 6: Final answer
    x = 15,589.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.