Home / 14,328.65-21,467.57-12,227.33

Finding the Fourth Proportional to 14,328.65, 21,467.57 and 12,227.33

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Solution

The fourth proportional to 14,328.65, 21,467.57 and 12,227.33 is: 18,319.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,328.65 : 21,467.57 = 12,227.33 : x
  2. Step 2: Convert to fraction form
    14,328.65/21,467.57 = 12,227.33/x
  3. Step 3: Cross multiply
    14,328.65x = 21,467.57 × 12,227.33
  4. Step 4: Simplify right side
    14,328.65x = 262,491,001.55
  5. Step 5: Solve for x
    x = 262,491,001.55/14,328.65
  6. Step 6: Final answer
    x = 18,319.31

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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.