Home / 22,371.96-30,873.66-12,300.84

Finding the Fourth Proportional to 22,371.96, 30,873.66 and 12,300.84

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Solution

The fourth proportional to 22,371.96, 30,873.66 and 12,300.84 is: 16,975.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,371.96 : 30,873.66 = 12,300.84 : x
  2. Step 2: Convert to fraction form
    22,371.96/30,873.66 = 12,300.84/x
  3. Step 3: Cross multiply
    22,371.96x = 30,873.66 × 12,300.84
  4. Step 4: Simplify right side
    22,371.96x = 379,771,951.87
  5. Step 5: Solve for x
    x = 379,771,951.87/22,371.96
  6. Step 6: Final answer
    x = 16,975.35

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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.