Home / 16,347.21-22,571.82-12,564.33

Finding the Fourth Proportional to 16,347.21, 22,571.82 and 12,564.33

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Solution

The fourth proportional to 16,347.21, 22,571.82 and 12,564.33 is: 17,348.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,347.21 : 22,571.82 = 12,564.33 : x
  2. Step 2: Convert to fraction form
    16,347.21/22,571.82 = 12,564.33/x
  3. Step 3: Cross multiply
    16,347.21x = 22,571.82 × 12,564.33
  4. Step 4: Simplify right side
    16,347.21x = 283,599,795.18
  5. Step 5: Solve for x
    x = 283,599,795.18/16,347.21
  6. Step 6: Final answer
    x = 17,348.51

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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.