Home / 51,351.36-77,027.34-15,812.22

Finding the Fourth Proportional to 51,351.36, 77,027.34 and 15,812.22

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Solution

The fourth proportional to 51,351.36, 77,027.34 and 15,812.22 is: 23,718.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,351.36 : 77,027.34 = 15,812.22 : x
  2. Step 2: Convert to fraction form
    51,351.36/77,027.34 = 15,812.22/x
  3. Step 3: Cross multiply
    51,351.36x = 77,027.34 × 15,812.22
  4. Step 4: Simplify right side
    51,351.36x = 1,217,973,246.09
  5. Step 5: Solve for x
    x = 1,217,973,246.09/51,351.36
  6. Step 6: Final answer
    x = 23,718.42

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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.