Home / 36,531.40-54,797.34-19,908.04

Finding the Fourth Proportional to 36,531.40, 54,797.34 and 19,908.04

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Solution

The fourth proportional to 36,531.40, 54,797.34 and 19,908.04 is: 29,862.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,531.40 : 54,797.34 = 19,908.04 : x
  2. Step 2: Convert to fraction form
    36,531.40/54,797.34 = 19,908.04/x
  3. Step 3: Cross multiply
    36,531.40x = 54,797.34 × 19,908.04
  4. Step 4: Simplify right side
    36,531.40x = 1,090,907,636.61
  5. Step 5: Solve for x
    x = 1,090,907,636.61/36,531.40
  6. Step 6: Final answer
    x = 29,862.19

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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.