Home / 45,621.10-68,439.21-16,031.26

Finding the Fourth Proportional to 45,621.10, 68,439.21 and 16,031.26

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Solution

The fourth proportional to 45,621.10, 68,439.21 and 16,031.26 is: 24,049.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,621.10 : 68,439.21 = 16,031.26 : x
  2. Step 2: Convert to fraction form
    45,621.10/68,439.21 = 16,031.26/x
  3. Step 3: Cross multiply
    45,621.10x = 68,439.21 × 16,031.26
  4. Step 4: Simplify right side
    45,621.10x = 1,097,166,769.70
  5. Step 5: Solve for x
    x = 1,097,166,769.70/45,621.10
  6. Step 6: Final answer
    x = 24,049.55

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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.