Home / 22,072.62-30,460.47-12,000.84

Finding the Fourth Proportional to 22,072.62, 30,460.47 and 12,000.84

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Solution

The fourth proportional to 22,072.62, 30,460.47 and 12,000.84 is: 16,561.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,072.62 : 30,460.47 = 12,000.84 : x
  2. Step 2: Convert to fraction form
    22,072.62/30,460.47 = 12,000.84/x
  3. Step 3: Cross multiply
    22,072.62x = 30,460.47 × 12,000.84
  4. Step 4: Simplify right side
    22,072.62x = 365,551,226.79
  5. Step 5: Solve for x
    x = 365,551,226.79/22,072.62
  6. Step 6: Final answer
    x = 16,561.30

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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.