Home / 49,212.40-73,818.60-18,043.60

Finding the Fourth Proportional to 49,212.40, 73,818.60 and 18,043.60

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Solution

The fourth proportional to 49,212.40, 73,818.60 and 18,043.60 is: 27,065.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,212.40 : 73,818.60 = 18,043.60 : x
  2. Step 2: Convert to fraction form
    49,212.40/73,818.60 = 18,043.60/x
  3. Step 3: Cross multiply
    49,212.40x = 73,818.60 × 18,043.60
  4. Step 4: Simplify right side
    49,212.40x = 1,331,953,290.96
  5. Step 5: Solve for x
    x = 1,331,953,290.96/49,212.40
  6. Step 6: Final answer
    x = 27,065.40

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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.