Home / 49,511.98-74,236.38-21,033.64

Finding the Fourth Proportional to 49,511.98, 74,236.38 and 21,033.64

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Solution

The fourth proportional to 49,511.98, 74,236.38 and 21,033.64 is: 31,537.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,511.98 : 74,236.38 = 21,033.64 : x
  2. Step 2: Convert to fraction form
    49,511.98/74,236.38 = 21,033.64/x
  3. Step 3: Cross multiply
    49,511.98x = 74,236.38 × 21,033.64
  4. Step 4: Simplify right side
    49,511.98x = 1,561,461,291.82
  5. Step 5: Solve for x
    x = 1,561,461,291.82/49,511.98
  6. Step 6: Final answer
    x = 31,537.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.