Home / 50,853.06-76,273.08-13,415.95

Finding the Fourth Proportional to 50,853.06, 76,273.08 and 13,415.95

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Solution

The fourth proportional to 50,853.06, 76,273.08 and 13,415.95 is: 20,122.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,853.06 : 76,273.08 = 13,415.95 : x
  2. Step 2: Convert to fraction form
    50,853.06/76,273.08 = 13,415.95/x
  3. Step 3: Cross multiply
    50,853.06x = 76,273.08 × 13,415.95
  4. Step 4: Simplify right side
    50,853.06x = 1,023,275,827.63
  5. Step 5: Solve for x
    x = 1,023,275,827.63/50,853.06
  6. Step 6: Final answer
    x = 20,122.21

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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.