Home / 50,645.79-75,968.74-13,205.83

Finding the Fourth Proportional to 50,645.79, 75,968.74 and 13,205.83

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Solution

The fourth proportional to 50,645.79, 75,968.74 and 13,205.83 is: 19,808.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,645.79 : 75,968.74 = 13,205.83 : x
  2. Step 2: Convert to fraction form
    50,645.79/75,968.74 = 13,205.83/x
  3. Step 3: Cross multiply
    50,645.79x = 75,968.74 × 13,205.83
  4. Step 4: Simplify right side
    50,645.79x = 1,003,229,946.84
  5. Step 5: Solve for x
    x = 1,003,229,946.84/50,645.79
  6. Step 6: Final answer
    x = 19,808.75

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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.