Home / 40,517.42-60,778.40-10,937.58

Finding the Fourth Proportional to 40,517.42, 60,778.40 and 10,937.58

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Solution

The fourth proportional to 40,517.42, 60,778.40 and 10,937.58 is: 16,406.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,517.42 : 60,778.40 = 10,937.58 : x
  2. Step 2: Convert to fraction form
    40,517.42/60,778.40 = 10,937.58/x
  3. Step 3: Cross multiply
    40,517.42x = 60,778.40 × 10,937.58
  4. Step 4: Simplify right side
    40,517.42x = 664,768,733.07
  5. Step 5: Solve for x
    x = 664,768,733.07/40,517.42
  6. Step 6: Final answer
    x = 16,406.99

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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.