Home / 27,008.51-37,304.90-18,538.69

Finding the Fourth Proportional to 27,008.51, 37,304.90 and 18,538.69

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Solution

The fourth proportional to 27,008.51, 37,304.90 and 18,538.69 is: 25,606.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,008.51 : 37,304.90 = 18,538.69 : x
  2. Step 2: Convert to fraction form
    27,008.51/37,304.90 = 18,538.69/x
  3. Step 3: Cross multiply
    27,008.51x = 37,304.90 × 18,538.69
  4. Step 4: Simplify right side
    27,008.51x = 691,584,034.37
  5. Step 5: Solve for x
    x = 691,584,034.37/27,008.51
  6. Step 6: Final answer
    x = 25,606.16

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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.