Home / 18,070.20-27,106.06-6,383.48

Finding the Fourth Proportional to 18,070.20, 27,106.06 and 6,383.48

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Solution

The fourth proportional to 18,070.20, 27,106.06 and 6,383.48 is: 9,575.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,070.20 : 27,106.06 = 6,383.48 : x
  2. Step 2: Convert to fraction form
    18,070.20/27,106.06 = 6,383.48/x
  3. Step 3: Cross multiply
    18,070.20x = 27,106.06 × 6,383.48
  4. Step 4: Simplify right side
    18,070.20x = 173,030,991.89
  5. Step 5: Solve for x
    x = 173,030,991.89/18,070.20
  6. Step 6: Final answer
    x = 9,575.49

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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.