Home / 27,238.82-37,587.54-15,304.14

Finding the Fourth Proportional to 27,238.82, 37,587.54 and 15,304.14

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Solution

The fourth proportional to 27,238.82, 37,587.54 and 15,304.14 is: 21,118.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,238.82 : 37,587.54 = 15,304.14 : x
  2. Step 2: Convert to fraction form
    27,238.82/37,587.54 = 15,304.14/x
  3. Step 3: Cross multiply
    27,238.82x = 37,587.54 × 15,304.14
  4. Step 4: Simplify right side
    27,238.82x = 575,245,031.81
  5. Step 5: Solve for x
    x = 575,245,031.81/27,238.82
  6. Step 6: Final answer
    x = 21,118.58

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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.