Home / 19,204.12-28,805.98-5,353.08

Finding the Fourth Proportional to 19,204.12, 28,805.98 and 5,353.08

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Solution

The fourth proportional to 19,204.12, 28,805.98 and 5,353.08 is: 8,029.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,204.12 : 28,805.98 = 5,353.08 : x
  2. Step 2: Convert to fraction form
    19,204.12/28,805.98 = 5,353.08/x
  3. Step 3: Cross multiply
    19,204.12x = 28,805.98 × 5,353.08
  4. Step 4: Simplify right side
    19,204.12x = 154,200,715.42
  5. Step 5: Solve for x
    x = 154,200,715.42/19,204.12
  6. Step 6: Final answer
    x = 8,029.56

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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.