Home / 20,077.88-27,669.27-14,701.96

Finding the Fourth Proportional to 20,077.88, 27,669.27 and 14,701.96

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Solution

The fourth proportional to 20,077.88, 27,669.27 and 14,701.96 is: 20,260.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,077.88 : 27,669.27 = 14,701.96 : x
  2. Step 2: Convert to fraction form
    20,077.88/27,669.27 = 14,701.96/x
  3. Step 3: Cross multiply
    20,077.88x = 27,669.27 × 14,701.96
  4. Step 4: Simplify right side
    20,077.88x = 406,792,393.50
  5. Step 5: Solve for x
    x = 406,792,393.50/20,077.88
  6. Step 6: Final answer
    x = 20,260.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.