Home / 26,950.72-40,440.12-20,374.96

Finding the Fourth Proportional to 26,950.72, 40,440.12 and 20,374.96

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Solution

The fourth proportional to 26,950.72, 40,440.12 and 20,374.96 is: 30,573.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,950.72 : 40,440.12 = 20,374.96 : x
  2. Step 2: Convert to fraction form
    26,950.72/40,440.12 = 20,374.96/x
  3. Step 3: Cross multiply
    26,950.72x = 40,440.12 × 20,374.96
  4. Step 4: Simplify right side
    26,950.72x = 823,965,827.40
  5. Step 5: Solve for x
    x = 823,965,827.40/26,950.72
  6. Step 6: Final answer
    x = 30,573.05

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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.