Home / 23,379.36-32,264.22-12,769.56

Finding the Fourth Proportional to 23,379.36, 32,264.22 and 12,769.56

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Solution

The fourth proportional to 23,379.36, 32,264.22 and 12,769.56 is: 17,622.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,379.36 : 32,264.22 = 12,769.56 : x
  2. Step 2: Convert to fraction form
    23,379.36/32,264.22 = 12,769.56/x
  3. Step 3: Cross multiply
    23,379.36x = 32,264.22 × 12,769.56
  4. Step 4: Simplify right side
    23,379.36x = 411,999,893.14
  5. Step 5: Solve for x
    x = 411,999,893.14/23,379.36
  6. Step 6: Final answer
    x = 17,622.38

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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.