Home / 14,174.60-21,237.29-6,768.87

Finding the Fourth Proportional to 14,174.60, 21,237.29 and 6,768.87

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Solution

The fourth proportional to 14,174.60, 21,237.29 and 6,768.87 is: 10,141.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,174.60 : 21,237.29 = 6,768.87 : x
  2. Step 2: Convert to fraction form
    14,174.60/21,237.29 = 6,768.87/x
  3. Step 3: Cross multiply
    14,174.60x = 21,237.29 × 6,768.87
  4. Step 4: Simplify right side
    14,174.60x = 143,752,367.06
  5. Step 5: Solve for x
    x = 143,752,367.06/14,174.60
  6. Step 6: Final answer
    x = 10,141.55

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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.