Home / 30,346.25-41,860.67-18,996.03

Finding the Fourth Proportional to 30,346.25, 41,860.67 and 18,996.03

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Solution

The fourth proportional to 30,346.25, 41,860.67 and 18,996.03 is: 26,203.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,346.25 : 41,860.67 = 18,996.03 : x
  2. Step 2: Convert to fraction form
    30,346.25/41,860.67 = 18,996.03/x
  3. Step 3: Cross multiply
    30,346.25x = 41,860.67 × 18,996.03
  4. Step 4: Simplify right side
    30,346.25x = 795,186,448.16
  5. Step 5: Solve for x
    x = 795,186,448.16/30,346.25
  6. Step 6: Final answer
    x = 26,203.78

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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.