Home / 50,900.03-76,351.42-19,304.20

Finding the Fourth Proportional to 50,900.03, 76,351.42 and 19,304.20

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Solution

The fourth proportional to 50,900.03, 76,351.42 and 19,304.20 is: 28,956.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,900.03 : 76,351.42 = 19,304.20 : x
  2. Step 2: Convert to fraction form
    50,900.03/76,351.42 = 19,304.20/x
  3. Step 3: Cross multiply
    50,900.03x = 76,351.42 × 19,304.20
  4. Step 4: Simplify right side
    50,900.03x = 1,473,903,374.94
  5. Step 5: Solve for x
    x = 1,473,903,374.94/50,900.03
  6. Step 6: Final answer
    x = 28,956.83

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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.