Home / 11,561.13-17,240.19-11,455.88

Finding the Fourth Proportional to 11,561.13, 17,240.19 and 11,455.88

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Solution

The fourth proportional to 11,561.13, 17,240.19 and 11,455.88 is: 17,083.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,561.13 : 17,240.19 = 11,455.88 : x
  2. Step 2: Convert to fraction form
    11,561.13/17,240.19 = 11,455.88/x
  3. Step 3: Cross multiply
    11,561.13x = 17,240.19 × 11,455.88
  4. Step 4: Simplify right side
    11,561.13x = 197,501,580.07
  5. Step 5: Solve for x
    x = 197,501,580.07/11,561.13
  6. Step 6: Final answer
    x = 17,083.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.