Home / 18,053.64-27,080.34-4,905.96

Finding the Fourth Proportional to 18,053.64, 27,080.34 and 4,905.96

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Solution

The fourth proportional to 18,053.64, 27,080.34 and 4,905.96 is: 7,358.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,053.64 : 27,080.34 = 4,905.96 : x
  2. Step 2: Convert to fraction form
    18,053.64/27,080.34 = 4,905.96/x
  3. Step 3: Cross multiply
    18,053.64x = 27,080.34 × 4,905.96
  4. Step 4: Simplify right side
    18,053.64x = 132,855,064.83
  5. Step 5: Solve for x
    x = 132,855,064.83/18,053.64
  6. Step 6: Final answer
    x = 7,358.91

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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.