Home / 14,141.16-21,204.21-4,277.79

Finding the Fourth Proportional to 14,141.16, 21,204.21 and 4,277.79

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Solution

The fourth proportional to 14,141.16, 21,204.21 and 4,277.79 is: 6,414.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,141.16 : 21,204.21 = 4,277.79 : x
  2. Step 2: Convert to fraction form
    14,141.16/21,204.21 = 4,277.79/x
  3. Step 3: Cross multiply
    14,141.16x = 21,204.21 × 4,277.79
  4. Step 4: Simplify right side
    14,141.16x = 90,707,157.50
  5. Step 5: Solve for x
    x = 90,707,157.50/14,141.16
  6. Step 6: Final answer
    x = 6,414.41

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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.