Home / 45,853.99-68,791.31-16,271.78

Finding the Fourth Proportional to 45,853.99, 68,791.31 and 16,271.78

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Solution

The fourth proportional to 45,853.99, 68,791.31 and 16,271.78 is: 24,411.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,853.99 : 68,791.31 = 16,271.78 : x
  2. Step 2: Convert to fraction form
    45,853.99/68,791.31 = 16,271.78/x
  3. Step 3: Cross multiply
    45,853.99x = 68,791.31 × 16,271.78
  4. Step 4: Simplify right side
    45,853.99x = 1,119,357,062.23
  5. Step 5: Solve for x
    x = 1,119,357,062.23/45,853.99
  6. Step 6: Final answer
    x = 24,411.33

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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.