Home / 38,174.51-57,284.10-15,986.03

Finding the Fourth Proportional to 38,174.51, 57,284.10 and 15,986.03

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Solution

The fourth proportional to 38,174.51, 57,284.10 and 15,986.03 is: 23,988.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,174.51 : 57,284.10 = 15,986.03 : x
  2. Step 2: Convert to fraction form
    38,174.51/57,284.10 = 15,986.03/x
  3. Step 3: Cross multiply
    38,174.51x = 57,284.10 × 15,986.03
  4. Step 4: Simplify right side
    38,174.51x = 915,745,054.70
  5. Step 5: Solve for x
    x = 915,745,054.70/38,174.51
  6. Step 6: Final answer
    x = 23,988.39

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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.