Home / 26,890.63-37,109.96-14,791.61

Finding the Fourth Proportional to 26,890.63, 37,109.96 and 14,791.61

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Solution

The fourth proportional to 26,890.63, 37,109.96 and 14,791.61 is: 20,412.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,890.63 : 37,109.96 = 14,791.61 : x
  2. Step 2: Convert to fraction form
    26,890.63/37,109.96 = 14,791.61/x
  3. Step 3: Cross multiply
    26,890.63x = 37,109.96 × 14,791.61
  4. Step 4: Simplify right side
    26,890.63x = 548,916,055.44
  5. Step 5: Solve for x
    x = 548,916,055.44/26,890.63
  6. Step 6: Final answer
    x = 20,412.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.