Home / 14,628.68-21,945.29-4,765.66

Finding the Fourth Proportional to 14,628.68, 21,945.29 and 4,765.66

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Solution

The fourth proportional to 14,628.68, 21,945.29 and 4,765.66 is: 7,149.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,628.68 : 21,945.29 = 4,765.66 : x
  2. Step 2: Convert to fraction form
    14,628.68/21,945.29 = 4,765.66/x
  3. Step 3: Cross multiply
    14,628.68x = 21,945.29 × 4,765.66
  4. Step 4: Simplify right side
    14,628.68x = 104,583,790.74
  5. Step 5: Solve for x
    x = 104,583,790.74/14,628.68
  6. Step 6: Final answer
    x = 7,149.23

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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.