Home / 23,112.84-34,660.74-8,317.78

Finding the Fourth Proportional to 23,112.84, 34,660.74 and 8,317.78

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Solution

The fourth proportional to 23,112.84, 34,660.74 and 8,317.78 is: 12,473.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,112.84 : 34,660.74 = 8,317.78 : x
  2. Step 2: Convert to fraction form
    23,112.84/34,660.74 = 8,317.78/x
  3. Step 3: Cross multiply
    23,112.84x = 34,660.74 × 8,317.78
  4. Step 4: Simplify right side
    23,112.84x = 288,300,409.96
  5. Step 5: Solve for x
    x = 288,300,409.96/23,112.84
  6. Step 6: Final answer
    x = 12,473.60

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1.5x scale

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.