Home / 23,012.84-34,500.45-11,922.74

Finding the Fourth Proportional to 23,012.84, 34,500.45 and 11,922.74

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Solution

The fourth proportional to 23,012.84, 34,500.45 and 11,922.74 is: 17,874.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,012.84 : 34,500.45 = 11,922.74 : x
  2. Step 2: Convert to fraction form
    23,012.84/34,500.45 = 11,922.74/x
  3. Step 3: Cross multiply
    23,012.84x = 34,500.45 × 11,922.74
  4. Step 4: Simplify right side
    23,012.84x = 411,339,895.23
  5. Step 5: Solve for x
    x = 411,339,895.23/23,012.84
  6. Step 6: Final answer
    x = 17,874.36

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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.