Home / 18,199.05-27,298.59-5,051.44

Finding the Fourth Proportional to 18,199.05, 27,298.59 and 5,051.44

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Solution

The fourth proportional to 18,199.05, 27,298.59 and 5,051.44 is: 7,577.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,199.05 : 27,298.59 = 5,051.44 : x
  2. Step 2: Convert to fraction form
    18,199.05/27,298.59 = 5,051.44/x
  3. Step 3: Cross multiply
    18,199.05x = 27,298.59 × 5,051.44
  4. Step 4: Simplify right side
    18,199.05x = 137,897,170.49
  5. Step 5: Solve for x
    x = 137,897,170.49/18,199.05
  6. Step 6: Final answer
    x = 7,577.16

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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.