Home / 19,241.72-28,866.91-6,762.61

Finding the Fourth Proportional to 19,241.72, 28,866.91 and 6,762.61

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Solution

The fourth proportional to 19,241.72, 28,866.91 and 6,762.61 is: 10,145.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,241.72 : 28,866.91 = 6,762.61 : x
  2. Step 2: Convert to fraction form
    19,241.72/28,866.91 = 6,762.61/x
  3. Step 3: Cross multiply
    19,241.72x = 28,866.91 × 6,762.61
  4. Step 4: Simplify right side
    19,241.72x = 195,215,654.24
  5. Step 5: Solve for x
    x = 195,215,654.24/19,241.72
  6. Step 6: Final answer
    x = 10,145.44

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1.5x scale

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.