Home / 47,482.96-71,212-14,195.56

Finding the Fourth Proportional to 47,482.96, 71,212 and 14,195.56

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Solution

The fourth proportional to 47,482.96, 71,212 and 14,195.56 is: 21,289.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,482.96 : 71,212 = 14,195.56 : x
  2. Step 2: Convert to fraction form
    47,482.96/71,212 = 14,195.56/x
  3. Step 3: Cross multiply
    47,482.96x = 71,212 × 14,195.56
  4. Step 4: Simplify right side
    47,482.96x = 1,010,894,218.72
  5. Step 5: Solve for x
    x = 1,010,894,218.72/47,482.96
  6. Step 6: Final answer
    x = 21,289.62

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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.