Home / 23,147.54-34,721.35-8,366.89

Finding the Fourth Proportional to 23,147.54, 34,721.35 and 8,366.89

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Solution

The fourth proportional to 23,147.54, 34,721.35 and 8,366.89 is: 12,550.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,147.54 : 34,721.35 = 8,366.89 : x
  2. Step 2: Convert to fraction form
    23,147.54/34,721.35 = 8,366.89/x
  3. Step 3: Cross multiply
    23,147.54x = 34,721.35 × 8,366.89
  4. Step 4: Simplify right side
    23,147.54x = 290,509,716.10
  5. Step 5: Solve for x
    x = 290,509,716.10/23,147.54
  6. Step 6: Final answer
    x = 12,550.35

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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.