Home / 51,427.07-77,109.48-33,636.26

Finding the Fourth Proportional to 51,427.07, 77,109.48 and 33,636.26

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Solution

The fourth proportional to 51,427.07, 77,109.48 and 33,636.26 is: 50,434.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,427.07 : 77,109.48 = 33,636.26 : x
  2. Step 2: Convert to fraction form
    51,427.07/77,109.48 = 33,636.26/x
  3. Step 3: Cross multiply
    51,427.07x = 77,109.48 × 33,636.26
  4. Step 4: Simplify right side
    51,427.07x = 2,593,674,132.20
  5. Step 5: Solve for x
    x = 2,593,674,132.20/51,427.07
  6. Step 6: Final answer
    x = 50,434.03

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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.