Home / 50,942.36-76,323.14-21,294.84

Finding the Fourth Proportional to 50,942.36, 76,323.14 and 21,294.84

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Solution

The fourth proportional to 50,942.36, 76,323.14 and 21,294.84 is: 31,904.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,942.36 : 76,323.14 = 21,294.84 : x
  2. Step 2: Convert to fraction form
    50,942.36/76,323.14 = 21,294.84/x
  3. Step 3: Cross multiply
    50,942.36x = 76,323.14 × 21,294.84
  4. Step 4: Simplify right side
    50,942.36x = 1,625,289,054.60
  5. Step 5: Solve for x
    x = 1,625,289,054.60/50,942.36
  6. Step 6: Final answer
    x = 31,904.47

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1.5x scale

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.