Home / 18,199.31-27,298.97-5,051.67

Finding the Fourth Proportional to 18,199.31, 27,298.97 and 5,051.67

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Solution

The fourth proportional to 18,199.31, 27,298.97 and 5,051.67 is: 7,577.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,199.31 : 27,298.97 = 5,051.67 : x
  2. Step 2: Convert to fraction form
    18,199.31/27,298.97 = 5,051.67/x
  3. Step 3: Cross multiply
    18,199.31x = 27,298.97 × 5,051.67
  4. Step 4: Simplify right side
    18,199.31x = 137,905,362.52
  5. Step 5: Solve for x
    x = 137,905,362.52/18,199.31
  6. Step 6: Final answer
    x = 7,577.51

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Similar ratio
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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.