Home / 12,101.48-18,135.20-9,625.32

Finding the Fourth Proportional to 12,101.48, 18,135.20 and 9,625.32

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Solution

The fourth proportional to 12,101.48, 18,135.20 and 9,625.32 is: 14,424.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,101.48 : 18,135.20 = 9,625.32 : x
  2. Step 2: Convert to fraction form
    12,101.48/18,135.20 = 9,625.32/x
  3. Step 3: Cross multiply
    12,101.48x = 18,135.20 × 9,625.32
  4. Step 4: Simplify right side
    12,101.48x = 174,557,103.26
  5. Step 5: Solve for x
    x = 174,557,103.26/12,101.48
  6. Step 6: Final answer
    x = 14,424.44

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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.