Home / 14,514.56-21,771.84-4,124.96

Finding the Fourth Proportional to 14,514.56, 21,771.84 and 4,124.96

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Solution

The fourth proportional to 14,514.56, 21,771.84 and 4,124.96 is: 6,187.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,514.56 : 21,771.84 = 4,124.96 : x
  2. Step 2: Convert to fraction form
    14,514.56/21,771.84 = 4,124.96/x
  3. Step 3: Cross multiply
    14,514.56x = 21,771.84 × 4,124.96
  4. Step 4: Simplify right side
    14,514.56x = 89,807,969.13
  5. Step 5: Solve for x
    x = 89,807,969.13/14,514.56
  6. Step 6: Final answer
    x = 6,187.44

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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.