Home / 45,011.14-67,516.73-11,731.12

Finding the Fourth Proportional to 45,011.14, 67,516.73 and 11,731.12

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Solution

The fourth proportional to 45,011.14, 67,516.73 and 11,731.12 is: 17,596.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,011.14 : 67,516.73 = 11,731.12 : x
  2. Step 2: Convert to fraction form
    45,011.14/67,516.73 = 11,731.12/x
  3. Step 3: Cross multiply
    45,011.14x = 67,516.73 × 11,731.12
  4. Step 4: Simplify right side
    45,011.14x = 792,046,861.64
  5. Step 5: Solve for x
    x = 792,046,861.64/45,011.14
  6. Step 6: Final answer
    x = 17,596.69

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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.