Home / 61,063.37-91,590.66-18,942.36

Finding the Fourth Proportional to 61,063.37, 91,590.66 and 18,942.36

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Solution

The fourth proportional to 61,063.37, 91,590.66 and 18,942.36 is: 28,412.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,063.37 : 91,590.66 = 18,942.36 : x
  2. Step 2: Convert to fraction form
    61,063.37/91,590.66 = 18,942.36/x
  3. Step 3: Cross multiply
    61,063.37x = 91,590.66 × 18,942.36
  4. Step 4: Simplify right side
    61,063.37x = 1,734,943,003.72
  5. Step 5: Solve for x
    x = 1,734,943,003.72/61,063.37
  6. Step 6: Final answer
    x = 28,412.17

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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.