Home / 30,384.07-45,583.46-11,408.88

Finding the Fourth Proportional to 30,384.07, 45,583.46 and 11,408.88

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Solution

The fourth proportional to 30,384.07, 45,583.46 and 11,408.88 is: 17,116.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,384.07 : 45,583.46 = 11,408.88 : x
  2. Step 2: Convert to fraction form
    30,384.07/45,583.46 = 11,408.88/x
  3. Step 3: Cross multiply
    30,384.07x = 45,583.46 × 11,408.88
  4. Step 4: Simplify right side
    30,384.07x = 520,055,997.14
  5. Step 5: Solve for x
    x = 520,055,997.14/30,384.07
  6. Step 6: Final answer
    x = 17,116.07

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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.