Home / 40,513.14-60,771.12-10,931.73

Finding the Fourth Proportional to 40,513.14, 60,771.12 and 10,931.73

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Solution

The fourth proportional to 40,513.14, 60,771.12 and 10,931.73 is: 16,397.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,513.14 : 60,771.12 = 10,931.73 : x
  2. Step 2: Convert to fraction form
    40,513.14/60,771.12 = 10,931.73/x
  3. Step 3: Cross multiply
    40,513.14x = 60,771.12 × 10,931.73
  4. Step 4: Simplify right side
    40,513.14x = 664,333,475.64
  5. Step 5: Solve for x
    x = 664,333,475.64/40,513.14
  6. Step 6: Final answer
    x = 16,397.98

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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.