Home / 27,603.70-41,405.55-10,080.36

Finding the Fourth Proportional to 27,603.70, 41,405.55 and 10,080.36

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Solution

The fourth proportional to 27,603.70, 41,405.55 and 10,080.36 is: 15,120.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,603.70 : 41,405.55 = 10,080.36 : x
  2. Step 2: Convert to fraction form
    27,603.70/41,405.55 = 10,080.36/x
  3. Step 3: Cross multiply
    27,603.70x = 41,405.55 × 10,080.36
  4. Step 4: Simplify right side
    27,603.70x = 417,382,953.51
  5. Step 5: Solve for x
    x = 417,382,953.51/27,603.70
  6. Step 6: Final answer
    x = 15,120.54

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1.5x scale

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.