Home / 35,516.12-49,012.40-19,600.60

Finding the Fourth Proportional to 35,516.12, 49,012.40 and 19,600.60

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Solution

The fourth proportional to 35,516.12, 49,012.40 and 19,600.60 is: 27,048.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,516.12 : 49,012.40 = 19,600.60 : x
  2. Step 2: Convert to fraction form
    35,516.12/49,012.40 = 19,600.60/x
  3. Step 3: Cross multiply
    35,516.12x = 49,012.40 × 19,600.60
  4. Step 4: Simplify right side
    35,516.12x = 960,672,447.44
  5. Step 5: Solve for x
    x = 960,672,447.44/35,516.12
  6. Step 6: Final answer
    x = 27,048.91

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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.