Home / 50,605.53-75,911.07-21,026.36

Finding the Fourth Proportional to 50,605.53, 75,911.07 and 21,026.36

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Solution

The fourth proportional to 50,605.53, 75,911.07 and 21,026.36 is: 31,540.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,605.53 : 75,911.07 = 21,026.36 : x
  2. Step 2: Convert to fraction form
    50,605.53/75,911.07 = 21,026.36/x
  3. Step 3: Cross multiply
    50,605.53x = 75,911.07 × 21,026.36
  4. Step 4: Simplify right side
    50,605.53x = 1,596,133,106.25
  5. Step 5: Solve for x
    x = 1,596,133,106.25/50,605.53
  6. Step 6: Final answer
    x = 31,540.69

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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.