Home / 17,379.86-23,984.10-9,422.06

Finding the Fourth Proportional to 17,379.86, 23,984.10 and 9,422.06

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Solution

The fourth proportional to 17,379.86, 23,984.10 and 9,422.06 is: 13,002.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,379.86 : 23,984.10 = 9,422.06 : x
  2. Step 2: Convert to fraction form
    17,379.86/23,984.10 = 9,422.06/x
  3. Step 3: Cross multiply
    17,379.86x = 23,984.10 × 9,422.06
  4. Step 4: Simplify right side
    17,379.86x = 225,979,629.25
  5. Step 5: Solve for x
    x = 225,979,629.25/17,379.86
  6. Step 6: Final answer
    x = 13,002.38

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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.