Home / 14,629.23-21,943.89-4,769.28

Finding the Fourth Proportional to 14,629.23, 21,943.89 and 4,769.28

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Solution

The fourth proportional to 14,629.23, 21,943.89 and 4,769.28 is: 7,153.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,629.23 : 21,943.89 = 4,769.28 : x
  2. Step 2: Convert to fraction form
    14,629.23/21,943.89 = 4,769.28/x
  3. Step 3: Cross multiply
    14,629.23x = 21,943.89 × 4,769.28
  4. Step 4: Simplify right side
    14,629.23x = 104,656,555.70
  5. Step 5: Solve for x
    x = 104,656,555.70/14,629.23
  6. Step 6: Final answer
    x = 7,153.93

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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.