Home / 51,664.99-77,425.30-27,921.35

Finding the Fourth Proportional to 51,664.99, 77,425.30 and 27,921.35

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Solution

The fourth proportional to 51,664.99, 77,425.30 and 27,921.35 is: 41,843.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,664.99 : 77,425.30 = 27,921.35 : x
  2. Step 2: Convert to fraction form
    51,664.99/77,425.30 = 27,921.35/x
  3. Step 3: Cross multiply
    51,664.99x = 77,425.30 × 27,921.35
  4. Step 4: Simplify right side
    51,664.99x = 2,161,818,513.03
  5. Step 5: Solve for x
    x = 2,161,818,513.03/51,664.99
  6. Step 6: Final answer
    x = 41,843.01

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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.