Home / 12,311.53-18,467.33-4,916.59

Finding the Fourth Proportional to 12,311.53, 18,467.33 and 4,916.59

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Solution

The fourth proportional to 12,311.53, 18,467.33 and 4,916.59 is: 7,374.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,311.53 : 18,467.33 = 4,916.59 : x
  2. Step 2: Convert to fraction form
    12,311.53/18,467.33 = 4,916.59/x
  3. Step 3: Cross multiply
    12,311.53x = 18,467.33 × 4,916.59
  4. Step 4: Simplify right side
    12,311.53x = 90,796,290.00
  5. Step 5: Solve for x
    x = 90,796,290.00/12,311.53
  6. Step 6: Final answer
    x = 7,374.90

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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.