Home / 22,905.04-34,357.56-12,511.12

Finding the Fourth Proportional to 22,905.04, 34,357.56 and 12,511.12

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Solution

The fourth proportional to 22,905.04, 34,357.56 and 12,511.12 is: 18,766.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,905.04 : 34,357.56 = 12,511.12 : x
  2. Step 2: Convert to fraction form
    22,905.04/34,357.56 = 12,511.12/x
  3. Step 3: Cross multiply
    22,905.04x = 34,357.56 × 12,511.12
  4. Step 4: Simplify right side
    22,905.04x = 429,851,556.07
  5. Step 5: Solve for x
    x = 429,851,556.07/22,905.04
  6. Step 6: Final answer
    x = 18,766.68

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Similar ratio
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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.