Home / 26,912.39-37,139.34-14,976.23

Finding the Fourth Proportional to 26,912.39, 37,139.34 and 14,976.23

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Solution

The fourth proportional to 26,912.39, 37,139.34 and 14,976.23 is: 20,667.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,912.39 : 37,139.34 = 14,976.23 : x
  2. Step 2: Convert to fraction form
    26,912.39/37,139.34 = 14,976.23/x
  3. Step 3: Cross multiply
    26,912.39x = 37,139.34 × 14,976.23
  4. Step 4: Simplify right side
    26,912.39x = 556,207,297.89
  5. Step 5: Solve for x
    x = 556,207,297.89/26,912.39
  6. Step 6: Final answer
    x = 20,667.33

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Double scale
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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.