Home / 35,638.60-49,181.16-19,506.12

Finding the Fourth Proportional to 35,638.60, 49,181.16 and 19,506.12

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Solution

The fourth proportional to 35,638.60, 49,181.16 and 19,506.12 is: 26,918.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,638.60 : 49,181.16 = 19,506.12 : x
  2. Step 2: Convert to fraction form
    35,638.60/49,181.16 = 19,506.12/x
  3. Step 3: Cross multiply
    35,638.60x = 49,181.16 × 19,506.12
  4. Step 4: Simplify right side
    35,638.60x = 959,333,608.70
  5. Step 5: Solve for x
    x = 959,333,608.70/35,638.60
  6. Step 6: Final answer
    x = 26,918.39

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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.