Home / 19,923.05-27,492.73-10,968.86

Finding the Fourth Proportional to 19,923.05, 27,492.73 and 10,968.86

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Solution

The fourth proportional to 19,923.05, 27,492.73 and 10,968.86 is: 15,136.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,923.05 : 27,492.73 = 10,968.86 : x
  2. Step 2: Convert to fraction form
    19,923.05/27,492.73 = 10,968.86/x
  3. Step 3: Cross multiply
    19,923.05x = 27,492.73 × 10,968.86
  4. Step 4: Simplify right side
    19,923.05x = 301,563,906.39
  5. Step 5: Solve for x
    x = 301,563,906.39/19,923.05
  6. Step 6: Final answer
    x = 15,136.43

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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.