Home / 14,311.79-21,467.69-11,525.39

Finding the Fourth Proportional to 14,311.79, 21,467.69 and 11,525.39

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Solution

The fourth proportional to 14,311.79, 21,467.69 and 11,525.39 is: 17,288.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,311.79 : 21,467.69 = 11,525.39 : x
  2. Step 2: Convert to fraction form
    14,311.79/21,467.69 = 11,525.39/x
  3. Step 3: Cross multiply
    14,311.79x = 21,467.69 × 11,525.39
  4. Step 4: Simplify right side
    14,311.79x = 247,423,334.68
  5. Step 5: Solve for x
    x = 247,423,334.68/14,311.79
  6. Step 6: Final answer
    x = 17,288.08

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Similar ratio
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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.