Home / 14,946.24-20,625.81-8,231.81

Finding the Fourth Proportional to 14,946.24, 20,625.81 and 8,231.81

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Solution

The fourth proportional to 14,946.24, 20,625.81 and 8,231.81 is: 11,359.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,946.24 : 20,625.81 = 8,231.81 : x
  2. Step 2: Convert to fraction form
    14,946.24/20,625.81 = 8,231.81/x
  3. Step 3: Cross multiply
    14,946.24x = 20,625.81 × 8,231.81
  4. Step 4: Simplify right side
    14,946.24x = 169,787,749.02
  5. Step 5: Solve for x
    x = 169,787,749.02/14,946.24
  6. Step 6: Final answer
    x = 11,359.90

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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.