Home / 36,389.71-54,567.26-12,694.37

Finding the Fourth Proportional to 36,389.71, 54,567.26 and 12,694.37

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Solution

The fourth proportional to 36,389.71, 54,567.26 and 12,694.37 is: 19,035.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,389.71 : 54,567.26 = 12,694.37 : x
  2. Step 2: Convert to fraction form
    36,389.71/54,567.26 = 12,694.37/x
  3. Step 3: Cross multiply
    36,389.71x = 54,567.26 × 12,694.37
  4. Step 4: Simplify right side
    36,389.71x = 692,696,924.85
  5. Step 5: Solve for x
    x = 692,696,924.85/36,389.71
  6. Step 6: Final answer
    x = 19,035.52

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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.