Home / 27,698.70-41,521.05-15,840.30

Finding the Fourth Proportional to 27,698.70, 41,521.05 and 15,840.30

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Solution

The fourth proportional to 27,698.70, 41,521.05 and 15,840.30 is: 23,745.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,698.70 : 41,521.05 = 15,840.30 : x
  2. Step 2: Convert to fraction form
    27,698.70/41,521.05 = 15,840.30/x
  3. Step 3: Cross multiply
    27,698.70x = 41,521.05 × 15,840.30
  4. Step 4: Simplify right side
    27,698.70x = 657,705,888.32
  5. Step 5: Solve for x
    x = 657,705,888.32/27,698.70
  6. Step 6: Final answer
    x = 23,745.01

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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.