Home / 51,355.35-76,980.17-25,027.51

Finding the Fourth Proportional to 51,355.35, 76,980.17 and 25,027.51

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Solution

The fourth proportional to 51,355.35, 76,980.17 and 25,027.51 is: 37,515.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,355.35 : 76,980.17 = 25,027.51 : x
  2. Step 2: Convert to fraction form
    51,355.35/76,980.17 = 25,027.51/x
  3. Step 3: Cross multiply
    51,355.35x = 76,980.17 × 25,027.51
  4. Step 4: Simplify right side
    51,355.35x = 1,926,621,974.48
  5. Step 5: Solve for x
    x = 1,926,621,974.48/51,355.35
  6. Step 6: Final answer
    x = 37,515.51

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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.