Home / 18,562.05-27,832.13-7,459.38

Finding the Fourth Proportional to 18,562.05, 27,832.13 and 7,459.38

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Solution

The fourth proportional to 18,562.05, 27,832.13 and 7,459.38 is: 11,184.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,562.05 : 27,832.13 = 7,459.38 : x
  2. Step 2: Convert to fraction form
    18,562.05/27,832.13 = 7,459.38/x
  3. Step 3: Cross multiply
    18,562.05x = 27,832.13 × 7,459.38
  4. Step 4: Simplify right side
    18,562.05x = 207,610,396.58
  5. Step 5: Solve for x
    x = 207,610,396.58/18,562.05
  6. Step 6: Final answer
    x = 11,184.67

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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.