Home / 14,445.21-21,668.58-4,057.77

Finding the Fourth Proportional to 14,445.21, 21,668.58 and 4,057.77

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Solution

The fourth proportional to 14,445.21, 21,668.58 and 4,057.77 is: 6,086.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,445.21 : 21,668.58 = 4,057.77 : x
  2. Step 2: Convert to fraction form
    14,445.21/21,668.58 = 4,057.77/x
  3. Step 3: Cross multiply
    14,445.21x = 21,668.58 × 4,057.77
  4. Step 4: Simplify right side
    14,445.21x = 87,926,113.87
  5. Step 5: Solve for x
    x = 87,926,113.87/14,445.21
  6. Step 6: Final answer
    x = 6,086.87

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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.