Home / 14,191.67-21,289.84-4,830.73

Finding the Fourth Proportional to 14,191.67, 21,289.84 and 4,830.73

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Solution

The fourth proportional to 14,191.67, 21,289.84 and 4,830.73 is: 7,246.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,191.67 : 21,289.84 = 4,830.73 : x
  2. Step 2: Convert to fraction form
    14,191.67/21,289.84 = 4,830.73/x
  3. Step 3: Cross multiply
    14,191.67x = 21,289.84 × 4,830.73
  4. Step 4: Simplify right side
    14,191.67x = 102,845,403.48
  5. Step 5: Solve for x
    x = 102,845,403.48/14,191.67
  6. Step 6: Final answer
    x = 7,246.88

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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.