Home / 23,784.87-35,669.75-7,770.76

Finding the Fourth Proportional to 23,784.87, 35,669.75 and 7,770.76

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Solution

The fourth proportional to 23,784.87, 35,669.75 and 7,770.76 is: 11,653.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,784.87 : 35,669.75 = 7,770.76 : x
  2. Step 2: Convert to fraction form
    23,784.87/35,669.75 = 7,770.76/x
  3. Step 3: Cross multiply
    23,784.87x = 35,669.75 × 7,770.76
  4. Step 4: Simplify right side
    23,784.87x = 277,180,932.03
  5. Step 5: Solve for x
    x = 277,180,932.03/23,784.87
  6. Step 6: Final answer
    x = 11,653.67

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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.