Home / 51,496.36-77,252.33-18,216.80

Finding the Fourth Proportional to 51,496.36, 77,252.33 and 18,216.80

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Solution

The fourth proportional to 51,496.36, 77,252.33 and 18,216.80 is: 27,327.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,496.36 : 77,252.33 = 18,216.80 : x
  2. Step 2: Convert to fraction form
    51,496.36/77,252.33 = 18,216.80/x
  3. Step 3: Cross multiply
    51,496.36x = 77,252.33 × 18,216.80
  4. Step 4: Simplify right side
    51,496.36x = 1,407,290,194.12
  5. Step 5: Solve for x
    x = 1,407,290,194.12/51,496.36
  6. Step 6: Final answer
    x = 27,327.96

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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.