Home / 16,937.72-25,422.09-8,623.48

Finding the Fourth Proportional to 16,937.72, 25,422.09 and 8,623.48

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Solution

The fourth proportional to 16,937.72, 25,422.09 and 8,623.48 is: 12,943.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,937.72 : 25,422.09 = 8,623.48 : x
  2. Step 2: Convert to fraction form
    16,937.72/25,422.09 = 8,623.48/x
  3. Step 3: Cross multiply
    16,937.72x = 25,422.09 × 8,623.48
  4. Step 4: Simplify right side
    16,937.72x = 219,226,836.45
  5. Step 5: Solve for x
    x = 219,226,836.45/16,937.72
  6. Step 6: Final answer
    x = 12,943.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.