Home / 35,996.80-53,995.20-33,145.60

Finding the Fourth Proportional to 35,996.80, 53,995.20 and 33,145.60

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Solution

The fourth proportional to 35,996.80, 53,995.20 and 33,145.60 is: 49,718.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,996.80 : 53,995.20 = 33,145.60 : x
  2. Step 2: Convert to fraction form
    35,996.80/53,995.20 = 33,145.60/x
  3. Step 3: Cross multiply
    35,996.80x = 53,995.20 × 33,145.60
  4. Step 4: Simplify right side
    35,996.80x = 1,789,703,301.12
  5. Step 5: Solve for x
    x = 1,789,703,301.12/35,996.80
  6. Step 6: Final answer
    x = 49,718.40

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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.