Home / 14,278.20-21,441.60-10,584.60

Finding the Fourth Proportional to 14,278.20, 21,441.60 and 10,584.60

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Solution

The fourth proportional to 14,278.20, 21,441.60 and 10,584.60 is: 15,894.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,278.20 : 21,441.60 = 10,584.60 : x
  2. Step 2: Convert to fraction form
    14,278.20/21,441.60 = 10,584.60/x
  3. Step 3: Cross multiply
    14,278.20x = 21,441.60 × 10,584.60
  4. Step 4: Simplify right side
    14,278.20x = 226,950,759.36
  5. Step 5: Solve for x
    x = 226,950,759.36/14,278.20
  6. Step 6: Final answer
    x = 15,894.91

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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.