Home / 19,383.05-29,073.96-5,532.05

Finding the Fourth Proportional to 19,383.05, 29,073.96 and 5,532.05

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Solution

The fourth proportional to 19,383.05, 29,073.96 and 5,532.05 is: 8,297.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,383.05 : 29,073.96 = 5,532.05 : x
  2. Step 2: Convert to fraction form
    19,383.05/29,073.96 = 5,532.05/x
  3. Step 3: Cross multiply
    19,383.05x = 29,073.96 × 5,532.05
  4. Step 4: Simplify right side
    19,383.05x = 160,838,455.05
  5. Step 5: Solve for x
    x = 160,838,455.05/19,383.05
  6. Step 6: Final answer
    x = 8,297.89

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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.