Home / 36,543.58-54,782.56-14,372.87

Finding the Fourth Proportional to 36,543.58, 54,782.56 and 14,372.87

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Solution

The fourth proportional to 36,543.58, 54,782.56 and 14,372.87 is: 21,546.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,543.58 : 54,782.56 = 14,372.87 : x
  2. Step 2: Convert to fraction form
    36,543.58/54,782.56 = 14,372.87/x
  3. Step 3: Cross multiply
    36,543.58x = 54,782.56 × 14,372.87
  4. Step 4: Simplify right side
    36,543.58x = 787,382,303.30
  5. Step 5: Solve for x
    x = 787,382,303.30/36,543.58
  6. Step 6: Final answer
    x = 21,546.39

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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.