Home / 26,388.08-39,585.99-7,665.67

Finding the Fourth Proportional to 26,388.08, 39,585.99 and 7,665.67

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Solution

The fourth proportional to 26,388.08, 39,585.99 and 7,665.67 is: 11,499.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,388.08 : 39,585.99 = 7,665.67 : x
  2. Step 2: Convert to fraction form
    26,388.08/39,585.99 = 7,665.67/x
  3. Step 3: Cross multiply
    26,388.08x = 39,585.99 × 7,665.67
  4. Step 4: Simplify right side
    26,388.08x = 303,452,938.03
  5. Step 5: Solve for x
    x = 303,452,938.03/26,388.08
  6. Step 6: Final answer
    x = 11,499.62

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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.