Home / 27,420.21-37,839.87-14,844.96

Finding the Fourth Proportional to 27,420.21, 37,839.87 and 14,844.96

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Solution

The fourth proportional to 27,420.21, 37,839.87 and 14,844.96 is: 20,486.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,420.21 : 37,839.87 = 14,844.96 : x
  2. Step 2: Convert to fraction form
    27,420.21/37,839.87 = 14,844.96/x
  3. Step 3: Cross multiply
    27,420.21x = 37,839.87 × 14,844.96
  4. Step 4: Simplify right side
    27,420.21x = 561,731,356.56
  5. Step 5: Solve for x
    x = 561,731,356.56/27,420.21
  6. Step 6: Final answer
    x = 20,486.03

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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.