Home / 19,201.86-26,492.66-11,133.88

Finding the Fourth Proportional to 19,201.86, 26,492.66 and 11,133.88

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Solution

The fourth proportional to 19,201.86, 26,492.66 and 11,133.88 is: 15,361.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,201.86 : 26,492.66 = 11,133.88 : x
  2. Step 2: Convert to fraction form
    19,201.86/26,492.66 = 11,133.88/x
  3. Step 3: Cross multiply
    19,201.86x = 26,492.66 × 11,133.88
  4. Step 4: Simplify right side
    19,201.86x = 294,966,076.03
  5. Step 5: Solve for x
    x = 294,966,076.03/19,201.86
  6. Step 6: Final answer
    x = 15,361.33

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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.