Home / 13,053.10-19,578.84-4,168.22

Finding the Fourth Proportional to 13,053.10, 19,578.84 and 4,168.22

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Solution

The fourth proportional to 13,053.10, 19,578.84 and 4,168.22 is: 6,252.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,053.10 : 19,578.84 = 4,168.22 : x
  2. Step 2: Convert to fraction form
    13,053.10/19,578.84 = 4,168.22/x
  3. Step 3: Cross multiply
    13,053.10x = 19,578.84 × 4,168.22
  4. Step 4: Simplify right side
    13,053.10x = 81,608,912.46
  5. Step 5: Solve for x
    x = 81,608,912.46/13,053.10
  6. Step 6: Final answer
    x = 6,252.07

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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.