Home / 12,625.37-17,420.97-7,588.39

Finding the Fourth Proportional to 12,625.37, 17,420.97 and 7,588.39

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Solution

The fourth proportional to 12,625.37, 17,420.97 and 7,588.39 is: 10,470.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,625.37 : 17,420.97 = 7,588.39 : x
  2. Step 2: Convert to fraction form
    12,625.37/17,420.97 = 7,588.39/x
  3. Step 3: Cross multiply
    12,625.37x = 17,420.97 × 7,588.39
  4. Step 4: Simplify right side
    12,625.37x = 132,197,027.43
  5. Step 5: Solve for x
    x = 132,197,027.43/12,625.37
  6. Step 6: Final answer
    x = 10,470.74

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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.