Home / 26,211.73-36,173.72-19,739.79

Finding the Fourth Proportional to 26,211.73, 36,173.72 and 19,739.79

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Solution

The fourth proportional to 26,211.73, 36,173.72 and 19,739.79 is: 27,242.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,211.73 : 36,173.72 = 19,739.79 : x
  2. Step 2: Convert to fraction form
    26,211.73/36,173.72 = 19,739.79/x
  3. Step 3: Cross multiply
    26,211.73x = 36,173.72 × 19,739.79
  4. Step 4: Simplify right side
    26,211.73x = 714,061,636.32
  5. Step 5: Solve for x
    x = 714,061,636.32/26,211.73
  6. Step 6: Final answer
    x = 27,242.06

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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.