Home / 30,233.54-41,719.70-16,800.50

Finding the Fourth Proportional to 30,233.54, 41,719.70 and 16,800.50

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Solution

The fourth proportional to 30,233.54, 41,719.70 and 16,800.50 is: 23,183.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,233.54 : 41,719.70 = 16,800.50 : x
  2. Step 2: Convert to fraction form
    30,233.54/41,719.70 = 16,800.50/x
  3. Step 3: Cross multiply
    30,233.54x = 41,719.70 × 16,800.50
  4. Step 4: Simplify right side
    30,233.54x = 700,911,527.25
  5. Step 5: Solve for x
    x = 700,911,527.25/30,233.54
  6. Step 6: Final answer
    x = 23,183.25

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1.5x scale

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.