Home / 28,010.22-42,014.46-11,369.85

Finding the Fourth Proportional to 28,010.22, 42,014.46 and 11,369.85

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Solution

The fourth proportional to 28,010.22, 42,014.46 and 11,369.85 is: 17,054.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,010.22 : 42,014.46 = 11,369.85 : x
  2. Step 2: Convert to fraction form
    28,010.22/42,014.46 = 11,369.85/x
  3. Step 3: Cross multiply
    28,010.22x = 42,014.46 × 11,369.85
  4. Step 4: Simplify right side
    28,010.22x = 477,698,108.03
  5. Step 5: Solve for x
    x = 477,698,108.03/28,010.22
  6. Step 6: Final answer
    x = 17,054.42

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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.