Home / 47,261.96-70,914.90-19,201.36

Finding the Fourth Proportional to 47,261.96, 70,914.90 and 19,201.36

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Solution

The fourth proportional to 47,261.96, 70,914.90 and 19,201.36 is: 28,810.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,261.96 : 70,914.90 = 19,201.36 : x
  2. Step 2: Convert to fraction form
    47,261.96/70,914.90 = 19,201.36/x
  3. Step 3: Cross multiply
    47,261.96x = 70,914.90 × 19,201.36
  4. Step 4: Simplify right side
    47,261.96x = 1,361,662,524.26
  5. Step 5: Solve for x
    x = 1,361,662,524.26/47,261.96
  6. Step 6: Final answer
    x = 28,810.96

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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.