Home / 30,924.45-46,389.18-8,738.01

Finding the Fourth Proportional to 30,924.45, 46,389.18 and 8,738.01

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Solution

The fourth proportional to 30,924.45, 46,389.18 and 8,738.01 is: 13,107.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,924.45 : 46,389.18 = 8,738.01 : x
  2. Step 2: Convert to fraction form
    30,924.45/46,389.18 = 8,738.01/x
  3. Step 3: Cross multiply
    30,924.45x = 46,389.18 × 8,738.01
  4. Step 4: Simplify right side
    30,924.45x = 405,349,118.73
  5. Step 5: Solve for x
    x = 405,349,118.73/30,924.45
  6. Step 6: Final answer
    x = 13,107.72

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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.