Home / 18,360.76-27,557.10-10,048.36

Finding the Fourth Proportional to 18,360.76, 27,557.10 and 10,048.36

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Solution

The fourth proportional to 18,360.76, 27,557.10 and 10,048.36 is: 15,081.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,360.76 : 27,557.10 = 10,048.36 : x
  2. Step 2: Convert to fraction form
    18,360.76/27,557.10 = 10,048.36/x
  3. Step 3: Cross multiply
    18,360.76x = 27,557.10 × 10,048.36
  4. Step 4: Simplify right side
    18,360.76x = 276,903,661.36
  5. Step 5: Solve for x
    x = 276,903,661.36/18,360.76
  6. Step 6: Final answer
    x = 15,081.27

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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.