Home / 39,273.44-58,921.14-12,996.68

Finding the Fourth Proportional to 39,273.44, 58,921.14 and 12,996.68

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Solution

The fourth proportional to 39,273.44, 58,921.14 and 12,996.68 is: 19,498.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,273.44 : 58,921.14 = 12,996.68 : x
  2. Step 2: Convert to fraction form
    39,273.44/58,921.14 = 12,996.68/x
  3. Step 3: Cross multiply
    39,273.44x = 58,921.14 × 12,996.68
  4. Step 4: Simplify right side
    39,273.44x = 765,779,201.82
  5. Step 5: Solve for x
    x = 765,779,201.82/39,273.44
  6. Step 6: Final answer
    x = 19,498.65

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1.5x scale

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.