Home / 51,603.75-77,418.59-14,667.75

Finding the Fourth Proportional to 51,603.75, 77,418.59 and 14,667.75

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Solution

The fourth proportional to 51,603.75, 77,418.59 and 14,667.75 is: 22,005.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,603.75 : 77,418.59 = 14,667.75 : x
  2. Step 2: Convert to fraction form
    51,603.75/77,418.59 = 14,667.75/x
  3. Step 3: Cross multiply
    51,603.75x = 77,418.59 × 14,667.75
  4. Step 4: Simplify right side
    51,603.75x = 1,135,556,450.13
  5. Step 5: Solve for x
    x = 1,135,556,450.13/51,603.75
  6. Step 6: Final answer
    x = 22,005.31

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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.