Home / 29,816.39-41,138.33-19,741.61

Finding the Fourth Proportional to 29,816.39, 41,138.33 and 19,741.61

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Solution

The fourth proportional to 29,816.39, 41,138.33 and 19,741.61 is: 27,237.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,816.39 : 41,138.33 = 19,741.61 : x
  2. Step 2: Convert to fraction form
    29,816.39/41,138.33 = 19,741.61/x
  3. Step 3: Cross multiply
    29,816.39x = 41,138.33 × 19,741.61
  4. Step 4: Simplify right side
    29,816.39x = 812,136,562.51
  5. Step 5: Solve for x
    x = 812,136,562.51/29,816.39
  6. Step 6: Final answer
    x = 27,237.93

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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.