Home / 23,579.98-32,539.88-12,969.44

Finding the Fourth Proportional to 23,579.98, 32,539.88 and 12,969.44

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Solution

The fourth proportional to 23,579.98, 32,539.88 and 12,969.44 is: 17,897.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,579.98 : 32,539.88 = 12,969.44 : x
  2. Step 2: Convert to fraction form
    23,579.98/32,539.88 = 12,969.44/x
  3. Step 3: Cross multiply
    23,579.98x = 32,539.88 × 12,969.44
  4. Step 4: Simplify right side
    23,579.98x = 422,024,021.27
  5. Step 5: Solve for x
    x = 422,024,021.27/23,579.98
  6. Step 6: Final answer
    x = 17,897.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.