Home / 17,112.98-23,615.67-9,559.42

Finding the Fourth Proportional to 17,112.98, 23,615.67 and 9,559.42

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Solution

The fourth proportional to 17,112.98, 23,615.67 and 9,559.42 is: 13,191.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,112.98 : 23,615.67 = 9,559.42 : x
  2. Step 2: Convert to fraction form
    17,112.98/23,615.67 = 9,559.42/x
  3. Step 3: Cross multiply
    17,112.98x = 23,615.67 × 9,559.42
  4. Step 4: Simplify right side
    17,112.98x = 225,752,108.11
  5. Step 5: Solve for x
    x = 225,752,108.11/17,112.98
  6. Step 6: Final answer
    x = 13,191.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.