Home / 51,112.03-76,643.79-17,828.05

Finding the Fourth Proportional to 51,112.03, 76,643.79 and 17,828.05

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Solution

The fourth proportional to 51,112.03, 76,643.79 and 17,828.05 is: 26,733.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,112.03 : 76,643.79 = 17,828.05 : x
  2. Step 2: Convert to fraction form
    51,112.03/76,643.79 = 17,828.05/x
  3. Step 3: Cross multiply
    51,112.03x = 76,643.79 × 17,828.05
  4. Step 4: Simplify right side
    51,112.03x = 1,366,409,320.31
  5. Step 5: Solve for x
    x = 1,366,409,320.31/51,112.03
  6. Step 6: Final answer
    x = 26,733.61

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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.