Home / 19,198.60-26,485.47-11,237.31

Finding the Fourth Proportional to 19,198.60, 26,485.47 and 11,237.31

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Solution

The fourth proportional to 19,198.60, 26,485.47 and 11,237.31 is: 15,502.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,198.60 : 26,485.47 = 11,237.31 : x
  2. Step 2: Convert to fraction form
    19,198.60/26,485.47 = 11,237.31/x
  3. Step 3: Cross multiply
    19,198.60x = 26,485.47 × 11,237.31
  4. Step 4: Simplify right side
    19,198.60x = 297,625,436.89
  5. Step 5: Solve for x
    x = 297,625,436.89/19,198.60
  6. Step 6: Final answer
    x = 15,502.46

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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.