Home / 63,133.77-94,704.83-21,012.15

Finding the Fourth Proportional to 63,133.77, 94,704.83 and 21,012.15

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Solution

The fourth proportional to 63,133.77, 94,704.83 and 21,012.15 is: 31,519.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,133.77 : 94,704.83 = 21,012.15 : x
  2. Step 2: Convert to fraction form
    63,133.77/94,704.83 = 21,012.15/x
  3. Step 3: Cross multiply
    63,133.77x = 94,704.83 × 21,012.15
  4. Step 4: Simplify right side
    63,133.77x = 1,989,952,093.68
  5. Step 5: Solve for x
    x = 1,989,952,093.68/63,133.77
  6. Step 6: Final answer
    x = 31,519.61

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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.