Home / 27,751.14-38,303.70-17,134.68

Finding the Fourth Proportional to 27,751.14, 38,303.70 and 17,134.68

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Solution

The fourth proportional to 27,751.14, 38,303.70 and 17,134.68 is: 23,650.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,751.14 : 38,303.70 = 17,134.68 : x
  2. Step 2: Convert to fraction form
    27,751.14/38,303.70 = 17,134.68/x
  3. Step 3: Cross multiply
    27,751.14x = 38,303.70 × 17,134.68
  4. Step 4: Simplify right side
    27,751.14x = 656,321,642.32
  5. Step 5: Solve for x
    x = 656,321,642.32/27,751.14
  6. Step 6: Final answer
    x = 23,650.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.