Home / 51,828.93-77,759.82-18,548.25

Finding the Fourth Proportional to 51,828.93, 77,759.82 and 18,548.25

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Solution

The fourth proportional to 51,828.93, 77,759.82 and 18,548.25 is: 27,828.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,828.93 : 77,759.82 = 18,548.25 : x
  2. Step 2: Convert to fraction form
    51,828.93/77,759.82 = 18,548.25/x
  3. Step 3: Cross multiply
    51,828.93x = 77,759.82 × 18,548.25
  4. Step 4: Simplify right side
    51,828.93x = 1,442,308,581.32
  5. Step 5: Solve for x
    x = 1,442,308,581.32/51,828.93
  6. Step 6: Final answer
    x = 27,828.25

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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.