Home / 19,455.93-26,845.29-11,499.44

Finding the Fourth Proportional to 19,455.93, 26,845.29 and 11,499.44

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Solution

The fourth proportional to 19,455.93, 26,845.29 and 11,499.44 is: 15,866.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,455.93 : 26,845.29 = 11,499.44 : x
  2. Step 2: Convert to fraction form
    19,455.93/26,845.29 = 11,499.44/x
  3. Step 3: Cross multiply
    19,455.93x = 26,845.29 × 11,499.44
  4. Step 4: Simplify right side
    19,455.93x = 308,705,667.41
  5. Step 5: Solve for x
    x = 308,705,667.41/19,455.93
  6. Step 6: Final answer
    x = 15,866.92

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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.