Home / 30,091.56-41,531.04-17,170.86

Finding the Fourth Proportional to 30,091.56, 41,531.04 and 17,170.86

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Solution

The fourth proportional to 30,091.56, 41,531.04 and 17,170.86 is: 23,698.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,091.56 : 41,531.04 = 17,170.86 : x
  2. Step 2: Convert to fraction form
    30,091.56/41,531.04 = 17,170.86/x
  3. Step 3: Cross multiply
    30,091.56x = 41,531.04 × 17,170.86
  4. Step 4: Simplify right side
    30,091.56x = 713,123,673.49
  5. Step 5: Solve for x
    x = 713,123,673.49/30,091.56
  6. Step 6: Final answer
    x = 23,698.46

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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.