Home / 26,700.60-40,042.26-19,322.04

Finding the Fourth Proportional to 26,700.60, 40,042.26 and 19,322.04

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Solution

The fourth proportional to 26,700.60, 40,042.26 and 19,322.04 is: 28,976.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,700.60 : 40,042.26 = 19,322.04 : x
  2. Step 2: Convert to fraction form
    26,700.60/40,042.26 = 19,322.04/x
  3. Step 3: Cross multiply
    26,700.60x = 40,042.26 × 19,322.04
  4. Step 4: Simplify right side
    26,700.60x = 773,698,149.41
  5. Step 5: Solve for x
    x = 773,698,149.41/26,700.60
  6. Step 6: Final answer
    x = 28,976.81

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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.