Home / 12,470.14-18,706.02-3,704.32

Finding the Fourth Proportional to 12,470.14, 18,706.02 and 3,704.32

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Solution

The fourth proportional to 12,470.14, 18,706.02 and 3,704.32 is: 5,556.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,470.14 : 18,706.02 = 3,704.32 : x
  2. Step 2: Convert to fraction form
    12,470.14/18,706.02 = 3,704.32/x
  3. Step 3: Cross multiply
    12,470.14x = 18,706.02 × 3,704.32
  4. Step 4: Simplify right side
    12,470.14x = 69,293,084.01
  5. Step 5: Solve for x
    x = 69,293,084.01/12,470.14
  6. Step 6: Final answer
    x = 5,556.72

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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.