Home / 14,629.95-21,944.86-4,769.21

Finding the Fourth Proportional to 14,629.95, 21,944.86 and 4,769.21

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Solution

The fourth proportional to 14,629.95, 21,944.86 and 4,769.21 is: 7,153.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,629.95 : 21,944.86 = 4,769.21 : x
  2. Step 2: Convert to fraction form
    14,629.95/21,944.86 = 4,769.21/x
  3. Step 3: Cross multiply
    14,629.95x = 21,944.86 × 4,769.21
  4. Step 4: Simplify right side
    14,629.95x = 104,659,688.70
  5. Step 5: Solve for x
    x = 104,659,688.70/14,629.95
  6. Step 6: Final answer
    x = 7,153.80

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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.