Home / 16,480.67-22,744.80-9,409.37

Finding the Fourth Proportional to 16,480.67, 22,744.80 and 9,409.37

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Solution

The fourth proportional to 16,480.67, 22,744.80 and 9,409.37 is: 12,985.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,480.67 : 22,744.80 = 9,409.37 : x
  2. Step 2: Convert to fraction form
    16,480.67/22,744.80 = 9,409.37/x
  3. Step 3: Cross multiply
    16,480.67x = 22,744.80 × 9,409.37
  4. Step 4: Simplify right side
    16,480.67x = 214,014,125.05
  5. Step 5: Solve for x
    x = 214,014,125.05/16,480.67
  6. Step 6: Final answer
    x = 12,985.77

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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.