Home / 26,467.76-39,708.30-11,680.76

Finding the Fourth Proportional to 26,467.76, 39,708.30 and 11,680.76

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Solution

The fourth proportional to 26,467.76, 39,708.30 and 11,680.76 is: 17,524.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,467.76 : 39,708.30 = 11,680.76 : x
  2. Step 2: Convert to fraction form
    26,467.76/39,708.30 = 11,680.76/x
  3. Step 3: Cross multiply
    26,467.76x = 39,708.30 × 11,680.76
  4. Step 4: Simplify right side
    26,467.76x = 463,823,122.31
  5. Step 5: Solve for x
    x = 463,823,122.31/26,467.76
  6. Step 6: Final answer
    x = 17,524.08

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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.