Home / 19,873.53-29,809.99-5,082.32

Finding the Fourth Proportional to 19,873.53, 29,809.99 and 5,082.32

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Solution

The fourth proportional to 19,873.53, 29,809.99 and 5,082.32 is: 7,623.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,873.53 : 29,809.99 = 5,082.32 : x
  2. Step 2: Convert to fraction form
    19,873.53/29,809.99 = 5,082.32/x
  3. Step 3: Cross multiply
    19,873.53x = 29,809.99 × 5,082.32
  4. Step 4: Simplify right side
    19,873.53x = 151,503,989.25
  5. Step 5: Solve for x
    x = 151,503,989.25/19,873.53
  6. Step 6: Final answer
    x = 7,623.41

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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.