Home / 15,347.75-23,020.58-5,986.04

Finding the Fourth Proportional to 15,347.75, 23,020.58 and 5,986.04

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Solution

The fourth proportional to 15,347.75, 23,020.58 and 5,986.04 is: 8,978.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,347.75 : 23,020.58 = 5,986.04 : x
  2. Step 2: Convert to fraction form
    15,347.75/23,020.58 = 5,986.04/x
  3. Step 3: Cross multiply
    15,347.75x = 23,020.58 × 5,986.04
  4. Step 4: Simplify right side
    15,347.75x = 137,802,012.57
  5. Step 5: Solve for x
    x = 137,802,012.57/15,347.75
  6. Step 6: Final answer
    x = 8,978.65

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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.