Home / 15,971.70-23,968.89-5,583.54

Finding the Fourth Proportional to 15,971.70, 23,968.89 and 5,583.54

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Solution

The fourth proportional to 15,971.70, 23,968.89 and 5,583.54 is: 8,379.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,971.70 : 23,968.89 = 5,583.54 : x
  2. Step 2: Convert to fraction form
    15,971.70/23,968.89 = 5,583.54/x
  3. Step 3: Cross multiply
    15,971.70x = 23,968.89 × 5,583.54
  4. Step 4: Simplify right side
    15,971.70x = 133,831,256.07
  5. Step 5: Solve for x
    x = 133,831,256.07/15,971.70
  6. Step 6: Final answer
    x = 8,379.27

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1.5x scale

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.