Home / 47,193.09-70,814.21-19,133.88

Finding the Fourth Proportional to 47,193.09, 70,814.21 and 19,133.88

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Solution

The fourth proportional to 47,193.09, 70,814.21 and 19,133.88 is: 28,710.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,193.09 : 70,814.21 = 19,133.88 : x
  2. Step 2: Convert to fraction form
    47,193.09/70,814.21 = 19,133.88/x
  3. Step 3: Cross multiply
    47,193.09x = 70,814.21 × 19,133.88
  4. Step 4: Simplify right side
    47,193.09x = 1,354,950,596.43
  5. Step 5: Solve for x
    x = 1,354,950,596.43/47,193.09
  6. Step 6: Final answer
    x = 28,710.78

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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.