Home / 28,241.44-42,348.36-11,597.02

Finding the Fourth Proportional to 28,241.44, 42,348.36 and 11,597.02

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Solution

The fourth proportional to 28,241.44, 42,348.36 and 11,597.02 is: 17,389.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,241.44 : 42,348.36 = 11,597.02 : x
  2. Step 2: Convert to fraction form
    28,241.44/42,348.36 = 11,597.02/x
  3. Step 3: Cross multiply
    28,241.44x = 42,348.36 × 11,597.02
  4. Step 4: Simplify right side
    28,241.44x = 491,114,777.89
  5. Step 5: Solve for x
    x = 491,114,777.89/28,241.44
  6. Step 6: Final answer
    x = 17,389.86

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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.