Home / 14,145.91-21,222.14-4,150.25

Finding the Fourth Proportional to 14,145.91, 21,222.14 and 4,150.25

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Solution

The fourth proportional to 14,145.91, 21,222.14 and 4,150.25 is: 6,226.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,145.91 : 21,222.14 = 4,150.25 : x
  2. Step 2: Convert to fraction form
    14,145.91/21,222.14 = 4,150.25/x
  3. Step 3: Cross multiply
    14,145.91x = 21,222.14 × 4,150.25
  4. Step 4: Simplify right side
    14,145.91x = 88,077,206.31
  5. Step 5: Solve for x
    x = 88,077,206.31/14,145.91
  6. Step 6: Final answer
    x = 6,226.34

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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.