Home / 29,790.90-41,112.12-16,362.36

Finding the Fourth Proportional to 29,790.90, 41,112.12 and 16,362.36

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Solution

The fourth proportional to 29,790.90, 41,112.12 and 16,362.36 is: 22,580.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,790.90 : 41,112.12 = 16,362.36 : x
  2. Step 2: Convert to fraction form
    29,790.90/41,112.12 = 16,362.36/x
  3. Step 3: Cross multiply
    29,790.90x = 41,112.12 × 16,362.36
  4. Step 4: Simplify right side
    29,790.90x = 672,691,307.80
  5. Step 5: Solve for x
    x = 672,691,307.80/29,790.90
  6. Step 6: Final answer
    x = 22,580.43

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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.