Home / 35,548.53-49,034.73-21,198.30

Finding the Fourth Proportional to 35,548.53, 49,034.73 and 21,198.30

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Solution

The fourth proportional to 35,548.53, 49,034.73 and 21,198.30 is: 29,240.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,548.53 : 49,034.73 = 21,198.30 : x
  2. Step 2: Convert to fraction form
    35,548.53/49,034.73 = 21,198.30/x
  3. Step 3: Cross multiply
    35,548.53x = 49,034.73 × 21,198.30
  4. Step 4: Simplify right side
    35,548.53x = 1,039,452,916.96
  5. Step 5: Solve for x
    x = 1,039,452,916.96/35,548.53
  6. Step 6: Final answer
    x = 29,240.39

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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.