Home / 51,577.11-77,365.03-14,137.15

Finding the Fourth Proportional to 51,577.11, 77,365.03 and 14,137.15

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Solution

The fourth proportional to 51,577.11, 77,365.03 and 14,137.15 is: 21,205.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,577.11 : 77,365.03 = 14,137.15 : x
  2. Step 2: Convert to fraction form
    51,577.11/77,365.03 = 14,137.15/x
  3. Step 3: Cross multiply
    51,577.11x = 77,365.03 × 14,137.15
  4. Step 4: Simplify right side
    51,577.11x = 1,093,721,033.86
  5. Step 5: Solve for x
    x = 1,093,721,033.86/51,577.11
  6. Step 6: Final answer
    x = 21,205.55

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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.