Home / 45,251.11-67,880.65-16,788.39

Finding the Fourth Proportional to 45,251.11, 67,880.65 and 16,788.39

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Solution

The fourth proportional to 45,251.11, 67,880.65 and 16,788.39 is: 25,184.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,251.11 : 67,880.65 = 16,788.39 : x
  2. Step 2: Convert to fraction form
    45,251.11/67,880.65 = 16,788.39/x
  3. Step 3: Cross multiply
    45,251.11x = 67,880.65 × 16,788.39
  4. Step 4: Simplify right side
    45,251.11x = 1,139,606,825.65
  5. Step 5: Solve for x
    x = 1,139,606,825.65/45,251.11
  6. Step 6: Final answer
    x = 25,184.06

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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.