Home / 26,927.70-40,375.35-13,805.70

Finding the Fourth Proportional to 26,927.70, 40,375.35 and 13,805.70

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Solution

The fourth proportional to 26,927.70, 40,375.35 and 13,805.70 is: 20,700.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,927.70 : 40,375.35 = 13,805.70 : x
  2. Step 2: Convert to fraction form
    26,927.70/40,375.35 = 13,805.70/x
  3. Step 3: Cross multiply
    26,927.70x = 40,375.35 × 13,805.70
  4. Step 4: Simplify right side
    26,927.70x = 557,409,969.50
  5. Step 5: Solve for x
    x = 557,409,969.50/26,927.70
  6. Step 6: Final answer
    x = 20,700.24

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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.