Home / 51,112.65-76,669.34-17,832.59

Finding the Fourth Proportional to 51,112.65, 76,669.34 and 17,832.59

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Solution

The fourth proportional to 51,112.65, 76,669.34 and 17,832.59 is: 26,749.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,112.65 : 76,669.34 = 17,832.59 : x
  2. Step 2: Convert to fraction form
    51,112.65/76,669.34 = 17,832.59/x
  3. Step 3: Cross multiply
    51,112.65x = 76,669.34 × 17,832.59
  4. Step 4: Simplify right side
    51,112.65x = 1,367,212,720.79
  5. Step 5: Solve for x
    x = 1,367,212,720.79/51,112.65
  6. Step 6: Final answer
    x = 26,749.01

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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.