Home / 39,273.19-58,920.77-12,996.43

Finding the Fourth Proportional to 39,273.19, 58,920.77 and 12,996.43

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Solution

The fourth proportional to 39,273.19, 58,920.77 and 12,996.43 is: 19,498.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,273.19 : 58,920.77 = 12,996.43 : x
  2. Step 2: Convert to fraction form
    39,273.19/58,920.77 = 12,996.43/x
  3. Step 3: Cross multiply
    39,273.19x = 58,920.77 × 12,996.43
  4. Step 4: Simplify right side
    39,273.19x = 765,759,597.87
  5. Step 5: Solve for x
    x = 765,759,597.87/39,273.19
  6. Step 6: Final answer
    x = 19,498.28

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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.