Home / 15,974.45-23,964.52-5,443.89

Finding the Fourth Proportional to 15,974.45, 23,964.52 and 5,443.89

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Solution

The fourth proportional to 15,974.45, 23,964.52 and 5,443.89 is: 8,166.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,974.45 : 23,964.52 = 5,443.89 : x
  2. Step 2: Convert to fraction form
    15,974.45/23,964.52 = 5,443.89/x
  3. Step 3: Cross multiply
    15,974.45x = 23,964.52 × 5,443.89
  4. Step 4: Simplify right side
    15,974.45x = 130,460,090.96
  5. Step 5: Solve for x
    x = 130,460,090.96/15,974.45
  6. Step 6: Final answer
    x = 8,166.80

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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.