Home / 19,873.47-29,809.90-5,082.26

Finding the Fourth Proportional to 19,873.47, 29,809.90 and 5,082.26

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Solution

The fourth proportional to 19,873.47, 29,809.90 and 5,082.26 is: 7,623.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,873.47 : 29,809.90 = 5,082.26 : x
  2. Step 2: Convert to fraction form
    19,873.47/29,809.90 = 5,082.26/x
  3. Step 3: Cross multiply
    19,873.47x = 29,809.90 × 5,082.26
  4. Step 4: Simplify right side
    19,873.47x = 151,501,636.96
  5. Step 5: Solve for x
    x = 151,501,636.96/19,873.47
  6. Step 6: Final answer
    x = 7,623.31

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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.