Home / 14,155.72-21,194.62-10,682.44

Finding the Fourth Proportional to 14,155.72, 21,194.62 and 10,682.44

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Solution

The fourth proportional to 14,155.72, 21,194.62 and 10,682.44 is: 15,994.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,155.72 : 21,194.62 = 10,682.44 : x
  2. Step 2: Convert to fraction form
    14,155.72/21,194.62 = 10,682.44/x
  3. Step 3: Cross multiply
    14,155.72x = 21,194.62 × 10,682.44
  4. Step 4: Simplify right side
    14,155.72x = 226,410,256.47
  5. Step 5: Solve for x
    x = 226,410,256.47/14,155.72
  6. Step 6: Final answer
    x = 15,994.26

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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.