Home / 27,406.22-37,819.78-15,470.66

Finding the Fourth Proportional to 27,406.22, 37,819.78 and 15,470.66

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Solution

The fourth proportional to 27,406.22, 37,819.78 and 15,470.66 is: 21,349.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,406.22 : 37,819.78 = 15,470.66 : x
  2. Step 2: Convert to fraction form
    27,406.22/37,819.78 = 15,470.66/x
  3. Step 3: Cross multiply
    27,406.22x = 37,819.78 × 15,470.66
  4. Step 4: Simplify right side
    27,406.22x = 585,097,013.53
  5. Step 5: Solve for x
    x = 585,097,013.53/27,406.22
  6. Step 6: Final answer
    x = 21,349.06

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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.