Home / 13,873.37-19,122.77-10,843.20

Finding the Fourth Proportional to 13,873.37, 19,122.77 and 10,843.20

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Solution

The fourth proportional to 13,873.37, 19,122.77 and 10,843.20 is: 14,946.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,873.37 : 19,122.77 = 10,843.20 : x
  2. Step 2: Convert to fraction form
    13,873.37/19,122.77 = 10,843.20/x
  3. Step 3: Cross multiply
    13,873.37x = 19,122.77 × 10,843.20
  4. Step 4: Simplify right side
    13,873.37x = 207,352,046.77
  5. Step 5: Solve for x
    x = 207,352,046.77/13,873.37
  6. Step 6: Final answer
    x = 14,946.05

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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.