Home / 14,116.41-21,174.71-4,255.65

Finding the Fourth Proportional to 14,116.41, 21,174.71 and 4,255.65

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Solution

The fourth proportional to 14,116.41, 21,174.71 and 4,255.65 is: 6,383.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,116.41 : 21,174.71 = 4,255.65 : x
  2. Step 2: Convert to fraction form
    14,116.41/21,174.71 = 4,255.65/x
  3. Step 3: Cross multiply
    14,116.41x = 21,174.71 × 4,255.65
  4. Step 4: Simplify right side
    14,116.41x = 90,112,133.33
  5. Step 5: Solve for x
    x = 90,112,133.33/14,116.41
  6. Step 6: Final answer
    x = 6,383.50

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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.