Home / 26,126.58-39,213.45-17,672.64

Finding the Fourth Proportional to 26,126.58, 39,213.45 and 17,672.64

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Solution

The fourth proportional to 26,126.58, 39,213.45 and 17,672.64 is: 26,524.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,126.58 : 39,213.45 = 17,672.64 : x
  2. Step 2: Convert to fraction form
    26,126.58/39,213.45 = 17,672.64/x
  3. Step 3: Cross multiply
    26,126.58x = 39,213.45 × 17,672.64
  4. Step 4: Simplify right side
    26,126.58x = 693,005,185.01
  5. Step 5: Solve for x
    x = 693,005,185.01/26,126.58
  6. Step 6: Final answer
    x = 26,524.91

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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.