Home / 13,848.23-20,771.66-5,082.48

Finding the Fourth Proportional to 13,848.23, 20,771.66 and 5,082.48

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Solution

The fourth proportional to 13,848.23, 20,771.66 and 5,082.48 is: 7,623.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,848.23 : 20,771.66 = 5,082.48 : x
  2. Step 2: Convert to fraction form
    13,848.23/20,771.66 = 5,082.48/x
  3. Step 3: Cross multiply
    13,848.23x = 20,771.66 × 5,082.48
  4. Step 4: Simplify right side
    13,848.23x = 105,571,559.22
  5. Step 5: Solve for x
    x = 105,571,559.22/13,848.23
  6. Step 6: Final answer
    x = 7,623.47

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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.