Home / 15,704.41-21,677.13-10,054.37

Finding the Fourth Proportional to 15,704.41, 21,677.13 and 10,054.37

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Solution

The fourth proportional to 15,704.41, 21,677.13 and 10,054.37 is: 13,878.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,704.41 : 21,677.13 = 10,054.37 : x
  2. Step 2: Convert to fraction form
    15,704.41/21,677.13 = 10,054.37/x
  3. Step 3: Cross multiply
    15,704.41x = 21,677.13 × 10,054.37
  4. Step 4: Simplify right side
    15,704.41x = 217,949,912.65
  5. Step 5: Solve for x
    x = 217,949,912.65/15,704.41
  6. Step 6: Final answer
    x = 13,878.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.