Home / 38,556.40-57,805.80-16,351.60

Finding the Fourth Proportional to 38,556.40, 57,805.80 and 16,351.60

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Solution

The fourth proportional to 38,556.40, 57,805.80 and 16,351.60 is: 24,515.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,556.40 : 57,805.80 = 16,351.60 : x
  2. Step 2: Convert to fraction form
    38,556.40/57,805.80 = 16,351.60/x
  3. Step 3: Cross multiply
    38,556.40x = 57,805.80 × 16,351.60
  4. Step 4: Simplify right side
    38,556.40x = 945,217,319.28
  5. Step 5: Solve for x
    x = 945,217,319.28/38,556.40
  6. Step 6: Final answer
    x = 24,515.19

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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.