Home / 14,166.75-21,251.34-6,777.12

Finding the Fourth Proportional to 14,166.75, 21,251.34 and 6,777.12

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Solution

The fourth proportional to 14,166.75, 21,251.34 and 6,777.12 is: 10,166.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,166.75 : 21,251.34 = 6,777.12 : x
  2. Step 2: Convert to fraction form
    14,166.75/21,251.34 = 6,777.12/x
  3. Step 3: Cross multiply
    14,166.75x = 21,251.34 × 6,777.12
  4. Step 4: Simplify right side
    14,166.75x = 144,022,881.34
  5. Step 5: Solve for x
    x = 144,022,881.34/14,166.75
  6. Step 6: Final answer
    x = 10,166.26

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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.