Home / 26,977.74-40,436.37-19,473.90

Finding the Fourth Proportional to 26,977.74, 40,436.37 and 19,473.90

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Solution

The fourth proportional to 26,977.74, 40,436.37 and 19,473.90 is: 29,189.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,977.74 : 40,436.37 = 19,473.90 : x
  2. Step 2: Convert to fraction form
    26,977.74/40,436.37 = 19,473.90/x
  3. Step 3: Cross multiply
    26,977.74x = 40,436.37 × 19,473.90
  4. Step 4: Simplify right side
    26,977.74x = 787,453,825.74
  5. Step 5: Solve for x
    x = 787,453,825.74/26,977.74
  6. Step 6: Final answer
    x = 29,189.02

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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.