Home / 23,120.14-34,680.03-12,021.10

Finding the Fourth Proportional to 23,120.14, 34,680.03 and 12,021.10

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Solution

The fourth proportional to 23,120.14, 34,680.03 and 12,021.10 is: 18,031.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,120.14 : 34,680.03 = 12,021.10 : x
  2. Step 2: Convert to fraction form
    23,120.14/34,680.03 = 12,021.10/x
  3. Step 3: Cross multiply
    23,120.14x = 34,680.03 × 12,021.10
  4. Step 4: Simplify right side
    23,120.14x = 416,892,108.63
  5. Step 5: Solve for x
    x = 416,892,108.63/23,120.14
  6. Step 6: Final answer
    x = 18,031.56

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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.