Home / 15,450.95-23,174.82-10,485.20

Finding the Fourth Proportional to 15,450.95, 23,174.82 and 10,485.20

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Solution

The fourth proportional to 15,450.95, 23,174.82 and 10,485.20 is: 15,726.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,450.95 : 23,174.82 = 10,485.20 : x
  2. Step 2: Convert to fraction form
    15,450.95/23,174.82 = 10,485.20/x
  3. Step 3: Cross multiply
    15,450.95x = 23,174.82 × 10,485.20
  4. Step 4: Simplify right side
    15,450.95x = 242,992,622.66
  5. Step 5: Solve for x
    x = 242,992,622.66/15,450.95
  6. Step 6: Final answer
    x = 15,726.71

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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.