Home / 51,489.56-77,232.03-14,049.51

Finding the Fourth Proportional to 51,489.56, 77,232.03 and 14,049.51

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Solution

The fourth proportional to 51,489.56, 77,232.03 and 14,049.51 is: 21,073.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,489.56 : 77,232.03 = 14,049.51 : x
  2. Step 2: Convert to fraction form
    51,489.56/77,232.03 = 14,049.51/x
  3. Step 3: Cross multiply
    51,489.56x = 77,232.03 × 14,049.51
  4. Step 4: Simplify right side
    51,489.56x = 1,085,072,131.74
  5. Step 5: Solve for x
    x = 1,085,072,131.74/51,489.56
  6. Step 6: Final answer
    x = 21,073.64

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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.