Home / 19,178.57-26,464.83-11,110.97

Finding the Fourth Proportional to 19,178.57, 26,464.83 and 11,110.97

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Solution

The fourth proportional to 19,178.57, 26,464.83 and 11,110.97 is: 15,332.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,178.57 : 26,464.83 = 11,110.97 : x
  2. Step 2: Convert to fraction form
    19,178.57/26,464.83 = 11,110.97/x
  3. Step 3: Cross multiply
    19,178.57x = 26,464.83 × 11,110.97
  4. Step 4: Simplify right side
    19,178.57x = 294,049,956.68
  5. Step 5: Solve for x
    x = 294,049,956.68/19,178.57
  6. Step 6: Final answer
    x = 15,332.21

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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.