Home / 14,236.74-21,352.92-4,749.23

Finding the Fourth Proportional to 14,236.74, 21,352.92 and 4,749.23

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Solution

The fourth proportional to 14,236.74, 21,352.92 and 4,749.23 is: 7,123.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,236.74 : 21,352.92 = 4,749.23 : x
  2. Step 2: Convert to fraction form
    14,236.74/21,352.92 = 4,749.23/x
  3. Step 3: Cross multiply
    14,236.74x = 21,352.92 × 4,749.23
  4. Step 4: Simplify right side
    14,236.74x = 101,409,870.43
  5. Step 5: Solve for x
    x = 101,409,870.43/14,236.74
  6. Step 6: Final answer
    x = 7,123.11

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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.