Home / 12,392.10-18,589.05-4,996.62

Finding the Fourth Proportional to 12,392.10, 18,589.05 and 4,996.62

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Solution

The fourth proportional to 12,392.10, 18,589.05 and 4,996.62 is: 7,495.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,392.10 : 18,589.05 = 4,996.62 : x
  2. Step 2: Convert to fraction form
    12,392.10/18,589.05 = 4,996.62/x
  3. Step 3: Cross multiply
    12,392.10x = 18,589.05 × 4,996.62
  4. Step 4: Simplify right side
    12,392.10x = 92,882,419.01
  5. Step 5: Solve for x
    x = 92,882,419.01/12,392.10
  6. Step 6: Final answer
    x = 7,495.29

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1.5x scale

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.