Home / 17,231.67-23,779.43-9,574.79

Finding the Fourth Proportional to 17,231.67, 23,779.43 and 9,574.79

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Solution

The fourth proportional to 17,231.67, 23,779.43 and 9,574.79 is: 13,213.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,231.67 : 23,779.43 = 9,574.79 : x
  2. Step 2: Convert to fraction form
    17,231.67/23,779.43 = 9,574.79/x
  3. Step 3: Cross multiply
    17,231.67x = 23,779.43 × 9,574.79
  4. Step 4: Simplify right side
    17,231.67x = 227,682,881.80
  5. Step 5: Solve for x
    x = 227,682,881.80/17,231.67
  6. Step 6: Final answer
    x = 13,213.05

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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.