Home / 14,137.43-21,206.84-5,373.02

Finding the Fourth Proportional to 14,137.43, 21,206.84 and 5,373.02

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Solution

The fourth proportional to 14,137.43, 21,206.84 and 5,373.02 is: 8,059.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,137.43 : 21,206.84 = 5,373.02 : x
  2. Step 2: Convert to fraction form
    14,137.43/21,206.84 = 5,373.02/x
  3. Step 3: Cross multiply
    14,137.43x = 21,206.84 × 5,373.02
  4. Step 4: Simplify right side
    14,137.43x = 113,944,642.56
  5. Step 5: Solve for x
    x = 113,944,642.56/14,137.43
  6. Step 6: Final answer
    x = 8,059.79

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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.