Home / 30,924.28-46,389.20-8,737.88

Finding the Fourth Proportional to 30,924.28, 46,389.20 and 8,737.88

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Solution

The fourth proportional to 30,924.28, 46,389.20 and 8,737.88 is: 13,107.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,924.28 : 46,389.20 = 8,737.88 : x
  2. Step 2: Convert to fraction form
    30,924.28/46,389.20 = 8,737.88/x
  3. Step 3: Cross multiply
    30,924.28x = 46,389.20 × 8,737.88
  4. Step 4: Simplify right side
    30,924.28x = 405,343,262.90
  5. Step 5: Solve for x
    x = 405,343,262.90/30,924.28
  6. Step 6: Final answer
    x = 13,107.61

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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.