Home / 50,875.48-76,270.15-19,268.12

Finding the Fourth Proportional to 50,875.48, 76,270.15 and 19,268.12

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Solution

The fourth proportional to 50,875.48, 76,270.15 and 19,268.12 is: 28,885.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,875.48 : 76,270.15 = 19,268.12 : x
  2. Step 2: Convert to fraction form
    50,875.48/76,270.15 = 19,268.12/x
  3. Step 3: Cross multiply
    50,875.48x = 76,270.15 × 19,268.12
  4. Step 4: Simplify right side
    50,875.48x = 1,469,582,402.62
  5. Step 5: Solve for x
    x = 1,469,582,402.62/50,875.48
  6. Step 6: Final answer
    x = 28,885.87

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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.