Home / 40,891.42-61,325.79-11,306.98

Finding the Fourth Proportional to 40,891.42, 61,325.79 and 11,306.98

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Solution

The fourth proportional to 40,891.42, 61,325.79 and 11,306.98 is: 16,957.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,891.42 : 61,325.79 = 11,306.98 : x
  2. Step 2: Convert to fraction form
    40,891.42/61,325.79 = 11,306.98/x
  3. Step 3: Cross multiply
    40,891.42x = 61,325.79 × 11,306.98
  4. Step 4: Simplify right side
    40,891.42x = 693,409,481.01
  5. Step 5: Solve for x
    x = 693,409,481.01/40,891.42
  6. Step 6: Final answer
    x = 16,957.33

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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.