Home / 12,562.44-18,843.64-9,791.19

Finding the Fourth Proportional to 12,562.44, 18,843.64 and 9,791.19

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Solution

The fourth proportional to 12,562.44, 18,843.64 and 9,791.19 is: 14,686.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,562.44 : 18,843.64 = 9,791.19 : x
  2. Step 2: Convert to fraction form
    12,562.44/18,843.64 = 9,791.19/x
  3. Step 3: Cross multiply
    12,562.44x = 18,843.64 × 9,791.19
  4. Step 4: Simplify right side
    12,562.44x = 184,501,653.41
  5. Step 5: Solve for x
    x = 184,501,653.41/12,562.44
  6. Step 6: Final answer
    x = 14,686.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.