Home / 14,237.85-21,333.71-8,674.32

Finding the Fourth Proportional to 14,237.85, 21,333.71 and 8,674.32

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Solution

The fourth proportional to 14,237.85, 21,333.71 and 8,674.32 is: 12,997.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,237.85 : 21,333.71 = 8,674.32 : x
  2. Step 2: Convert to fraction form
    14,237.85/21,333.71 = 8,674.32/x
  3. Step 3: Cross multiply
    14,237.85x = 21,333.71 × 8,674.32
  4. Step 4: Simplify right side
    14,237.85x = 185,055,383.96
  5. Step 5: Solve for x
    x = 185,055,383.96/14,237.85
  6. Step 6: Final answer
    x = 12,997.42

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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.