Home / 19,493.11-26,898.94-10,992.50

Finding the Fourth Proportional to 19,493.11, 26,898.94 and 10,992.50

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Solution

The fourth proportional to 19,493.11, 26,898.94 and 10,992.50 is: 15,168.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,493.11 : 26,898.94 = 10,992.50 : x
  2. Step 2: Convert to fraction form
    19,493.11/26,898.94 = 10,992.50/x
  3. Step 3: Cross multiply
    19,493.11x = 26,898.94 × 10,992.50
  4. Step 4: Simplify right side
    19,493.11x = 295,686,637.72
  5. Step 5: Solve for x
    x = 295,686,637.72/19,493.11
  6. Step 6: Final answer
    x = 15,168.78

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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.