Home / 36,020.74-53,994.16-13,828.14

Finding the Fourth Proportional to 36,020.74, 53,994.16 and 13,828.14

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Solution

The fourth proportional to 36,020.74, 53,994.16 and 13,828.14 is: 20,728.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,020.74 : 53,994.16 = 13,828.14 : x
  2. Step 2: Convert to fraction form
    36,020.74/53,994.16 = 13,828.14/x
  3. Step 3: Cross multiply
    36,020.74x = 53,994.16 × 13,828.14
  4. Step 4: Simplify right side
    36,020.74x = 746,638,803.66
  5. Step 5: Solve for x
    x = 746,638,803.66/36,020.74
  6. Step 6: Final answer
    x = 20,728.03

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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.