Home / 27,009.51-37,306.29-18,539.69

Finding the Fourth Proportional to 27,009.51, 37,306.29 and 18,539.69

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Solution

The fourth proportional to 27,009.51, 37,306.29 and 18,539.69 is: 25,607.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,009.51 : 37,306.29 = 18,539.69 : x
  2. Step 2: Convert to fraction form
    27,009.51/37,306.29 = 18,539.69/x
  3. Step 3: Cross multiply
    27,009.51x = 37,306.29 × 18,539.69
  4. Step 4: Simplify right side
    27,009.51x = 691,647,051.65
  5. Step 5: Solve for x
    x = 691,647,051.65/27,009.51
  6. Step 6: Final answer
    x = 25,607.54

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Half scale
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Double scale
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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.