Home / 51,889.82-77,836.78-14,453.17

Finding the Fourth Proportional to 51,889.82, 77,836.78 and 14,453.17

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Solution

The fourth proportional to 51,889.82, 77,836.78 and 14,453.17 is: 21,680.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,889.82 : 77,836.78 = 14,453.17 : x
  2. Step 2: Convert to fraction form
    51,889.82/77,836.78 = 14,453.17/x
  3. Step 3: Cross multiply
    51,889.82x = 77,836.78 × 14,453.17
  4. Step 4: Simplify right side
    51,889.82x = 1,124,987,888.12
  5. Step 5: Solve for x
    x = 1,124,987,888.12/51,889.82
  6. Step 6: Final answer
    x = 21,680.32

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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.