Home / 26,845.46-40,265.11-7,125.56

Finding the Fourth Proportional to 26,845.46, 40,265.11 and 7,125.56

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Solution

The fourth proportional to 26,845.46, 40,265.11 and 7,125.56 is: 10,687.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,845.46 : 40,265.11 = 7,125.56 : x
  2. Step 2: Convert to fraction form
    26,845.46/40,265.11 = 7,125.56/x
  3. Step 3: Cross multiply
    26,845.46x = 40,265.11 × 7,125.56
  4. Step 4: Simplify right side
    26,845.46x = 286,911,415.79
  5. Step 5: Solve for x
    x = 286,911,415.79/26,845.46
  6. Step 6: Final answer
    x = 10,687.52

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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.