Home / 19,110.57-26,375.72-11,152.77

Finding the Fourth Proportional to 19,110.57, 26,375.72 and 11,152.77

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Solution

The fourth proportional to 19,110.57, 26,375.72 and 11,152.77 is: 15,392.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,110.57 : 26,375.72 = 11,152.77 : x
  2. Step 2: Convert to fraction form
    19,110.57/26,375.72 = 11,152.77/x
  3. Step 3: Cross multiply
    19,110.57x = 26,375.72 × 11,152.77
  4. Step 4: Simplify right side
    19,110.57x = 294,162,338.74
  5. Step 5: Solve for x
    x = 294,162,338.74/19,110.57
  6. Step 6: Final answer
    x = 15,392.65

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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.