Home / 17,054.80-23,536.68-9,980.56

Finding the Fourth Proportional to 17,054.80, 23,536.68 and 9,980.56

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Solution

The fourth proportional to 17,054.80, 23,536.68 and 9,980.56 is: 13,773.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,054.80 : 23,536.68 = 9,980.56 : x
  2. Step 2: Convert to fraction form
    17,054.80/23,536.68 = 9,980.56/x
  3. Step 3: Cross multiply
    17,054.80x = 23,536.68 × 9,980.56
  4. Step 4: Simplify right side
    17,054.80x = 234,909,246.94
  5. Step 5: Solve for x
    x = 234,909,246.94/17,054.80
  6. Step 6: Final answer
    x = 13,773.79

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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.