Home / 26,917.72-37,143.22-14,979.44

Finding the Fourth Proportional to 26,917.72, 37,143.22 and 14,979.44

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Solution

The fourth proportional to 26,917.72, 37,143.22 and 14,979.44 is: 20,669.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,917.72 : 37,143.22 = 14,979.44 : x
  2. Step 2: Convert to fraction form
    26,917.72/37,143.22 = 14,979.44/x
  3. Step 3: Cross multiply
    26,917.72x = 37,143.22 × 14,979.44
  4. Step 4: Simplify right side
    26,917.72x = 556,384,635.40
  5. Step 5: Solve for x
    x = 556,384,635.40/26,917.72
  6. Step 6: Final answer
    x = 20,669.83

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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.