Home / 50,965.20-76,436.87-15,885.72

Finding the Fourth Proportional to 50,965.20, 76,436.87 and 15,885.72

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Solution

The fourth proportional to 50,965.20, 76,436.87 and 15,885.72 is: 23,825.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,965.20 : 76,436.87 = 15,885.72 : x
  2. Step 2: Convert to fraction form
    50,965.20/76,436.87 = 15,885.72/x
  3. Step 3: Cross multiply
    50,965.20x = 76,436.87 × 15,885.72
  4. Step 4: Simplify right side
    50,965.20x = 1,214,254,635.07
  5. Step 5: Solve for x
    x = 1,214,254,635.07/50,965.20
  6. Step 6: Final answer
    x = 23,825.17

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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.