Home / 19,883.44-27,440.60-11,925.52

Finding the Fourth Proportional to 19,883.44, 27,440.60 and 11,925.52

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Solution

The fourth proportional to 19,883.44, 27,440.60 and 11,925.52 is: 16,458.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,883.44 : 27,440.60 = 11,925.52 : x
  2. Step 2: Convert to fraction form
    19,883.44/27,440.60 = 11,925.52/x
  3. Step 3: Cross multiply
    19,883.44x = 27,440.60 × 11,925.52
  4. Step 4: Simplify right side
    19,883.44x = 327,243,424.11
  5. Step 5: Solve for x
    x = 327,243,424.11/19,883.44
  6. Step 6: Final answer
    x = 16,458.09

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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.