Home / 14,004.68-21,007.34-4,143.96

Finding the Fourth Proportional to 14,004.68, 21,007.34 and 4,143.96

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Solution

The fourth proportional to 14,004.68, 21,007.34 and 4,143.96 is: 6,216.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,004.68 : 21,007.34 = 4,143.96 : x
  2. Step 2: Convert to fraction form
    14,004.68/21,007.34 = 4,143.96/x
  3. Step 3: Cross multiply
    14,004.68x = 21,007.34 × 4,143.96
  4. Step 4: Simplify right side
    14,004.68x = 87,053,576.67
  5. Step 5: Solve for x
    x = 87,053,576.67/14,004.68
  6. Step 6: Final answer
    x = 6,216.03

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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.