Home / 38,075.57-57,116.24-11,782.97

Finding the Fourth Proportional to 38,075.57, 57,116.24 and 11,782.97

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Solution

The fourth proportional to 38,075.57, 57,116.24 and 11,782.97 is: 17,675.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,075.57 : 57,116.24 = 11,782.97 : x
  2. Step 2: Convert to fraction form
    38,075.57/57,116.24 = 11,782.97/x
  3. Step 3: Cross multiply
    38,075.57x = 57,116.24 × 11,782.97
  4. Step 4: Simplify right side
    38,075.57x = 672,998,597.94
  5. Step 5: Solve for x
    x = 672,998,597.94/38,075.57
  6. Step 6: Final answer
    x = 17,675.34

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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.