Home / 19,105.44-26,368.80-11,152.32

Finding the Fourth Proportional to 19,105.44, 26,368.80 and 11,152.32

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Solution

The fourth proportional to 19,105.44, 26,368.80 and 11,152.32 is: 15,392.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,105.44 : 26,368.80 = 11,152.32 : x
  2. Step 2: Convert to fraction form
    19,105.44/26,368.80 = 11,152.32/x
  3. Step 3: Cross multiply
    19,105.44x = 26,368.80 × 11,152.32
  4. Step 4: Simplify right side
    19,105.44x = 294,073,295.62
  5. Step 5: Solve for x
    x = 294,073,295.62/19,105.44
  6. Step 6: Final answer
    x = 15,392.12

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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.