Home / 60,736.86-91,087.47-21,286.62

Finding the Fourth Proportional to 60,736.86, 91,087.47 and 21,286.62

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Solution

The fourth proportional to 60,736.86, 91,087.47 and 21,286.62 is: 31,923.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,736.86 : 91,087.47 = 21,286.62 : x
  2. Step 2: Convert to fraction form
    60,736.86/91,087.47 = 21,286.62/x
  3. Step 3: Cross multiply
    60,736.86x = 91,087.47 × 21,286.62
  4. Step 4: Simplify right side
    60,736.86x = 1,938,944,360.65
  5. Step 5: Solve for x
    x = 1,938,944,360.65/60,736.86
  6. Step 6: Final answer
    x = 31,923.68

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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.