Home / 47,010.66-70,498.23-18,921.15

Finding the Fourth Proportional to 47,010.66, 70,498.23 and 18,921.15

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Solution

The fourth proportional to 47,010.66, 70,498.23 and 18,921.15 is: 28,374.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,010.66 : 70,498.23 = 18,921.15 : x
  2. Step 2: Convert to fraction form
    47,010.66/70,498.23 = 18,921.15/x
  3. Step 3: Cross multiply
    47,010.66x = 70,498.23 × 18,921.15
  4. Step 4: Simplify right side
    47,010.66x = 1,333,907,584.56
  5. Step 5: Solve for x
    x = 1,333,907,584.56/47,010.66
  6. Step 6: Final answer
    x = 28,374.58

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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.