Home / 28,048.42-42,044.24-18,193.96

Finding the Fourth Proportional to 28,048.42, 42,044.24 and 18,193.96

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Solution

The fourth proportional to 28,048.42, 42,044.24 and 18,193.96 is: 27,272.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,048.42 : 42,044.24 = 18,193.96 : x
  2. Step 2: Convert to fraction form
    28,048.42/42,044.24 = 18,193.96/x
  3. Step 3: Cross multiply
    28,048.42x = 42,044.24 × 18,193.96
  4. Step 4: Simplify right side
    28,048.42x = 764,951,220.79
  5. Step 5: Solve for x
    x = 764,951,220.79/28,048.42
  6. Step 6: Final answer
    x = 27,272.52

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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.