Home / 38,046.56-57,075.98-11,745.16

Finding the Fourth Proportional to 38,046.56, 57,075.98 and 11,745.16

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Solution

The fourth proportional to 38,046.56, 57,075.98 and 11,745.16 is: 17,619.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,046.56 : 57,075.98 = 11,745.16 : x
  2. Step 2: Convert to fraction form
    38,046.56/57,075.98 = 11,745.16/x
  3. Step 3: Cross multiply
    38,046.56x = 57,075.98 × 11,745.16
  4. Step 4: Simplify right side
    38,046.56x = 670,366,517.26
  5. Step 5: Solve for x
    x = 670,366,517.26/38,046.56
  6. Step 6: Final answer
    x = 17,619.64

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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.