Home / 36,348.71-54,530.37-12,974.54

Finding the Fourth Proportional to 36,348.71, 54,530.37 and 12,974.54

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Solution

The fourth proportional to 36,348.71, 54,530.37 and 12,974.54 is: 19,464.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,348.71 : 54,530.37 = 12,974.54 : x
  2. Step 2: Convert to fraction form
    36,348.71/54,530.37 = 12,974.54/x
  3. Step 3: Cross multiply
    36,348.71x = 54,530.37 × 12,974.54
  4. Step 4: Simplify right side
    36,348.71x = 707,506,194.13
  5. Step 5: Solve for x
    x = 707,506,194.13/36,348.71
  6. Step 6: Final answer
    x = 19,464.41

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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.