Home / 27,785.58-41,682.70-9,313.26

Finding the Fourth Proportional to 27,785.58, 41,682.70 and 9,313.26

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Solution

The fourth proportional to 27,785.58, 41,682.70 and 9,313.26 is: 13,971.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,785.58 : 41,682.70 = 9,313.26 : x
  2. Step 2: Convert to fraction form
    27,785.58/41,682.70 = 9,313.26/x
  3. Step 3: Cross multiply
    27,785.58x = 41,682.70 × 9,313.26
  4. Step 4: Simplify right side
    27,785.58x = 388,201,822.60
  5. Step 5: Solve for x
    x = 388,201,822.60/27,785.58
  6. Step 6: Final answer
    x = 13,971.34

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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.