Home / 19,848.48-29,769.03-5,805.42

Finding the Fourth Proportional to 19,848.48, 29,769.03 and 5,805.42

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Solution

The fourth proportional to 19,848.48, 29,769.03 and 5,805.42 is: 8,707.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,848.48 : 29,769.03 = 5,805.42 : x
  2. Step 2: Convert to fraction form
    19,848.48/29,769.03 = 5,805.42/x
  3. Step 3: Cross multiply
    19,848.48x = 29,769.03 × 5,805.42
  4. Step 4: Simplify right side
    19,848.48x = 172,821,722.14
  5. Step 5: Solve for x
    x = 172,821,722.14/19,848.48
  6. Step 6: Final answer
    x = 8,707.05

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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.