Home / 17,986.97-26,955.77-11,417.76

Finding the Fourth Proportional to 17,986.97, 26,955.77 and 11,417.76

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Solution

The fourth proportional to 17,986.97, 26,955.77 and 11,417.76 is: 17,110.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,986.97 : 26,955.77 = 11,417.76 : x
  2. Step 2: Convert to fraction form
    17,986.97/26,955.77 = 11,417.76/x
  3. Step 3: Cross multiply
    17,986.97x = 26,955.77 × 11,417.76
  4. Step 4: Simplify right side
    17,986.97x = 307,774,455.39
  5. Step 5: Solve for x
    x = 307,774,455.39/17,986.97
  6. Step 6: Final answer
    x = 17,110.97

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1.5x scale

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.