Home / 36,456.04-50,309.30-19,689.04

Finding the Fourth Proportional to 36,456.04, 50,309.30 and 19,689.04

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Solution

The fourth proportional to 36,456.04, 50,309.30 and 19,689.04 is: 27,170.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,456.04 : 50,309.30 = 19,689.04 : x
  2. Step 2: Convert to fraction form
    36,456.04/50,309.30 = 19,689.04/x
  3. Step 3: Cross multiply
    36,456.04x = 50,309.30 × 19,689.04
  4. Step 4: Simplify right side
    36,456.04x = 990,541,820.07
  5. Step 5: Solve for x
    x = 990,541,820.07/36,456.04
  6. Step 6: Final answer
    x = 27,170.86

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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.