Home / 27,418.43-37,839.15-16,670.88

Finding the Fourth Proportional to 27,418.43, 37,839.15 and 16,670.88

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Solution

The fourth proportional to 27,418.43, 37,839.15 and 16,670.88 is: 23,006.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,418.43 : 37,839.15 = 16,670.88 : x
  2. Step 2: Convert to fraction form
    27,418.43/37,839.15 = 16,670.88/x
  3. Step 3: Cross multiply
    27,418.43x = 37,839.15 × 16,670.88
  4. Step 4: Simplify right side
    27,418.43x = 630,811,928.95
  5. Step 5: Solve for x
    x = 630,811,928.95/27,418.43
  6. Step 6: Final answer
    x = 23,006.86

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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.