Home / 14,229.84-19,637.94-8,263.38

Finding the Fourth Proportional to 14,229.84, 19,637.94 and 8,263.38

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Solution

The fourth proportional to 14,229.84, 19,637.94 and 8,263.38 is: 11,403.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,229.84 : 19,637.94 = 8,263.38 : x
  2. Step 2: Convert to fraction form
    14,229.84/19,637.94 = 8,263.38/x
  3. Step 3: Cross multiply
    14,229.84x = 19,637.94 × 8,263.38
  4. Step 4: Simplify right side
    14,229.84x = 162,275,760.64
  5. Step 5: Solve for x
    x = 162,275,760.64/14,229.84
  6. Step 6: Final answer
    x = 11,403.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.