Home / 16,181.63-22,326.80-9,108.03

Finding the Fourth Proportional to 16,181.63, 22,326.80 and 9,108.03

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Solution

The fourth proportional to 16,181.63, 22,326.80 and 9,108.03 is: 12,566.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,181.63 : 22,326.80 = 9,108.03 : x
  2. Step 2: Convert to fraction form
    16,181.63/22,326.80 = 9,108.03/x
  3. Step 3: Cross multiply
    16,181.63x = 22,326.80 × 9,108.03
  4. Step 4: Simplify right side
    16,181.63x = 203,353,164.20
  5. Step 5: Solve for x
    x = 203,353,164.20/16,181.63
  6. Step 6: Final answer
    x = 12,566.91

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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.