Home / 27,271.38-37,637.34-16,668.09

Finding the Fourth Proportional to 27,271.38, 37,637.34 and 16,668.09

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Solution

The fourth proportional to 27,271.38, 37,637.34 and 16,668.09 is: 23,003.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,271.38 : 37,637.34 = 16,668.09 : x
  2. Step 2: Convert to fraction form
    27,271.38/37,637.34 = 16,668.09/x
  3. Step 3: Cross multiply
    27,271.38x = 37,637.34 × 16,668.09
  4. Step 4: Simplify right side
    27,271.38x = 627,342,570.48
  5. Step 5: Solve for x
    x = 627,342,570.48/27,271.38
  6. Step 6: Final answer
    x = 23,003.70

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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.