Home / 35,884.20-49,520.10-19,968.30

Finding the Fourth Proportional to 35,884.20, 49,520.10 and 19,968.30

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Solution

The fourth proportional to 35,884.20, 49,520.10 and 19,968.30 is: 27,556.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,884.20 : 49,520.10 = 19,968.30 : x
  2. Step 2: Convert to fraction form
    35,884.20/49,520.10 = 19,968.30/x
  3. Step 3: Cross multiply
    35,884.20x = 49,520.10 × 19,968.30
  4. Step 4: Simplify right side
    35,884.20x = 988,832,212.83
  5. Step 5: Solve for x
    x = 988,832,212.83/35,884.20
  6. Step 6: Final answer
    x = 27,556.20

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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.