Home / 14,628.55-21,945.10-4,765.54

Finding the Fourth Proportional to 14,628.55, 21,945.10 and 4,765.54

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Solution

The fourth proportional to 14,628.55, 21,945.10 and 4,765.54 is: 7,149.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,628.55 : 21,945.10 = 4,765.54 : x
  2. Step 2: Convert to fraction form
    14,628.55/21,945.10 = 4,765.54/x
  3. Step 3: Cross multiply
    14,628.55x = 21,945.10 × 4,765.54
  4. Step 4: Simplify right side
    14,628.55x = 104,580,142.13
  5. Step 5: Solve for x
    x = 104,580,142.13/14,628.55
  6. Step 6: Final answer
    x = 7,149.04

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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.