Home / 23,218.37-32,040.79-12,607.77

Finding the Fourth Proportional to 23,218.37, 32,040.79 and 12,607.77

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Solution

The fourth proportional to 23,218.37, 32,040.79 and 12,607.77 is: 17,398.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,218.37 : 32,040.79 = 12,607.77 : x
  2. Step 2: Convert to fraction form
    23,218.37/32,040.79 = 12,607.77/x
  3. Step 3: Cross multiply
    23,218.37x = 32,040.79 × 12,607.77
  4. Step 4: Simplify right side
    23,218.37x = 403,962,910.94
  5. Step 5: Solve for x
    x = 403,962,910.94/23,218.37
  6. Step 6: Final answer
    x = 17,398.42

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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.