Home / 48,074.04-72,091.58-19,975

Finding the Fourth Proportional to 48,074.04, 72,091.58 and 19,975

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Solution

The fourth proportional to 48,074.04, 72,091.58 and 19,975 is: 29,954.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,074.04 : 72,091.58 = 19,975 : x
  2. Step 2: Convert to fraction form
    48,074.04/72,091.58 = 19,975/x
  3. Step 3: Cross multiply
    48,074.04x = 72,091.58 × 19,975
  4. Step 4: Simplify right side
    48,074.04x = 1,440,029,310.50
  5. Step 5: Solve for x
    x = 1,440,029,310.50/48,074.04
  6. Step 6: Final answer
    x = 29,954.41

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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.