Home / 47,194.09-70,815.71-19,134.88

Finding the Fourth Proportional to 47,194.09, 70,815.71 and 19,134.88

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Solution

The fourth proportional to 47,194.09, 70,815.71 and 19,134.88 is: 28,712.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,194.09 : 70,815.71 = 19,134.88 : x
  2. Step 2: Convert to fraction form
    47,194.09/70,815.71 = 19,134.88/x
  3. Step 3: Cross multiply
    47,194.09x = 70,815.71 × 19,134.88
  4. Step 4: Simplify right side
    47,194.09x = 1,355,050,112.96
  5. Step 5: Solve for x
    x = 1,355,050,112.96/47,194.09
  6. Step 6: Final answer
    x = 28,712.28

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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.