Home / 30,190.03-45,308.96-15,968.60

Finding the Fourth Proportional to 30,190.03, 45,308.96 and 15,968.60

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Solution

The fourth proportional to 30,190.03, 45,308.96 and 15,968.60 is: 23,965.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,190.03 : 45,308.96 = 15,968.60 : x
  2. Step 2: Convert to fraction form
    30,190.03/45,308.96 = 15,968.60/x
  3. Step 3: Cross multiply
    30,190.03x = 45,308.96 × 15,968.60
  4. Step 4: Simplify right side
    30,190.03x = 723,520,582.06
  5. Step 5: Solve for x
    x = 723,520,582.06/30,190.03
  6. Step 6: Final answer
    x = 23,965.55

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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.