Home / 15,440.69-23,160.84-3,753.92

Finding the Fourth Proportional to 15,440.69, 23,160.84 and 3,753.92

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Solution

The fourth proportional to 15,440.69, 23,160.84 and 3,753.92 is: 5,630.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,440.69 : 23,160.84 = 3,753.92 : x
  2. Step 2: Convert to fraction form
    15,440.69/23,160.84 = 3,753.92/x
  3. Step 3: Cross multiply
    15,440.69x = 23,160.84 × 3,753.92
  4. Step 4: Simplify right side
    15,440.69x = 86,943,940.49
  5. Step 5: Solve for x
    x = 86,943,940.49/15,440.69
  6. Step 6: Final answer
    x = 5,630.83

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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.