Home / 27,956.94-38,578.26-16,470.06

Finding the Fourth Proportional to 27,956.94, 38,578.26 and 16,470.06

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Solution

The fourth proportional to 27,956.94, 38,578.26 and 16,470.06 is: 22,727.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,956.94 : 38,578.26 = 16,470.06 : x
  2. Step 2: Convert to fraction form
    27,956.94/38,578.26 = 16,470.06/x
  3. Step 3: Cross multiply
    27,956.94x = 38,578.26 × 16,470.06
  4. Step 4: Simplify right side
    27,956.94x = 635,386,256.90
  5. Step 5: Solve for x
    x = 635,386,256.90/27,956.94
  6. Step 6: Final answer
    x = 22,727.32

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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.