Home / 14,239.44-19,650.73-7,951.81

Finding the Fourth Proportional to 14,239.44, 19,650.73 and 7,951.81

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Solution

The fourth proportional to 14,239.44, 19,650.73 and 7,951.81 is: 10,973.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,239.44 : 19,650.73 = 7,951.81 : x
  2. Step 2: Convert to fraction form
    14,239.44/19,650.73 = 7,951.81/x
  3. Step 3: Cross multiply
    14,239.44x = 19,650.73 × 7,951.81
  4. Step 4: Simplify right side
    14,239.44x = 156,258,871.32
  5. Step 5: Solve for x
    x = 156,258,871.32/14,239.44
  6. Step 6: Final answer
    x = 10,973.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.