Home / 35,912.25-49,558.43-19,779.25

Finding the Fourth Proportional to 35,912.25, 49,558.43 and 19,779.25

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Solution

The fourth proportional to 35,912.25, 49,558.43 and 19,779.25 is: 27,295.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,912.25 : 49,558.43 = 19,779.25 : x
  2. Step 2: Convert to fraction form
    35,912.25/49,558.43 = 19,779.25/x
  3. Step 3: Cross multiply
    35,912.25x = 49,558.43 × 19,779.25
  4. Step 4: Simplify right side
    35,912.25x = 980,228,595.05
  5. Step 5: Solve for x
    x = 980,228,595.05/35,912.25
  6. Step 6: Final answer
    x = 27,295.11

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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.