Home / 36,322.20-54,450.50-12,943.17

Finding the Fourth Proportional to 36,322.20, 54,450.50 and 12,943.17

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Solution

The fourth proportional to 36,322.20, 54,450.50 and 12,943.17 is: 19,403.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,322.20 : 54,450.50 = 12,943.17 : x
  2. Step 2: Convert to fraction form
    36,322.20/54,450.50 = 12,943.17/x
  3. Step 3: Cross multiply
    36,322.20x = 54,450.50 × 12,943.17
  4. Step 4: Simplify right side
    36,322.20x = 704,762,013.37
  5. Step 5: Solve for x
    x = 704,762,013.37/36,322.20
  6. Step 6: Final answer
    x = 19,403.07

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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.