Home / 14,619.04-21,930.72-4,230.88

Finding the Fourth Proportional to 14,619.04, 21,930.72 and 4,230.88

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Solution

The fourth proportional to 14,619.04, 21,930.72 and 4,230.88 is: 6,346.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,619.04 : 21,930.72 = 4,230.88 : x
  2. Step 2: Convert to fraction form
    14,619.04/21,930.72 = 4,230.88/x
  3. Step 3: Cross multiply
    14,619.04x = 21,930.72 × 4,230.88
  4. Step 4: Simplify right side
    14,619.04x = 92,786,244.63
  5. Step 5: Solve for x
    x = 92,786,244.63/14,619.04
  6. Step 6: Final answer
    x = 6,346.95

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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.