Home / 14,004.68-21,011.10-4,144.20

Finding the Fourth Proportional to 14,004.68, 21,011.10 and 4,144.20

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Solution

The fourth proportional to 14,004.68, 21,011.10 and 4,144.20 is: 6,217.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,004.68 : 21,011.10 = 4,144.20 : x
  2. Step 2: Convert to fraction form
    14,004.68/21,011.10 = 4,144.20/x
  3. Step 3: Cross multiply
    14,004.68x = 21,011.10 × 4,144.20
  4. Step 4: Simplify right side
    14,004.68x = 87,074,200.62
  5. Step 5: Solve for x
    x = 87,074,200.62/14,004.68
  6. Step 6: Final answer
    x = 6,217.51

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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.