Home / 27,067.81-37,353.58-15,130.89

Finding the Fourth Proportional to 27,067.81, 37,353.58 and 15,130.89

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Solution

The fourth proportional to 27,067.81, 37,353.58 and 15,130.89 is: 20,880.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,067.81 : 37,353.58 = 15,130.89 : x
  2. Step 2: Convert to fraction form
    27,067.81/37,353.58 = 15,130.89/x
  3. Step 3: Cross multiply
    27,067.81x = 37,353.58 × 15,130.89
  4. Step 4: Simplify right side
    27,067.81x = 565,192,910.09
  5. Step 5: Solve for x
    x = 565,192,910.09/27,067.81
  6. Step 6: Final answer
    x = 20,880.63

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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.