Home / 42,722.44-64,091.86-19,348.88

Finding the Fourth Proportional to 42,722.44, 64,091.86 and 19,348.88

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Solution

The fourth proportional to 42,722.44, 64,091.86 and 19,348.88 is: 29,027.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,722.44 : 64,091.86 = 19,348.88 : x
  2. Step 2: Convert to fraction form
    42,722.44/64,091.86 = 19,348.88/x
  3. Step 3: Cross multiply
    42,722.44x = 64,091.86 × 19,348.88
  4. Step 4: Simplify right side
    42,722.44x = 1,240,105,339.29
  5. Step 5: Solve for x
    x = 1,240,105,339.29/42,722.44
  6. Step 6: Final answer
    x = 29,027.03

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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.