Home / 15,554.08-23,305.20-11,860.48

Finding the Fourth Proportional to 15,554.08, 23,305.20 and 11,860.48

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Solution

The fourth proportional to 15,554.08, 23,305.20 and 11,860.48 is: 17,770.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,554.08 : 23,305.20 = 11,860.48 : x
  2. Step 2: Convert to fraction form
    15,554.08/23,305.20 = 11,860.48/x
  3. Step 3: Cross multiply
    15,554.08x = 23,305.20 × 11,860.48
  4. Step 4: Simplify right side
    15,554.08x = 276,410,858.50
  5. Step 5: Solve for x
    x = 276,410,858.50/15,554.08
  6. Step 6: Final answer
    x = 17,770.96

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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.