Home / 15,855.35-23,783.25-7,536.21

Finding the Fourth Proportional to 15,855.35, 23,783.25 and 7,536.21

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Solution

The fourth proportional to 15,855.35, 23,783.25 and 7,536.21 is: 11,304.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,855.35 : 23,783.25 = 7,536.21 : x
  2. Step 2: Convert to fraction form
    15,855.35/23,783.25 = 7,536.21/x
  3. Step 3: Cross multiply
    15,855.35x = 23,783.25 × 7,536.21
  4. Step 4: Simplify right side
    15,855.35x = 179,235,566.48
  5. Step 5: Solve for x
    x = 179,235,566.48/15,855.35
  6. Step 6: Final answer
    x = 11,304.42

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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.