Home / 12,560.67-18,816.71-6,709.23

Finding the Fourth Proportional to 12,560.67, 18,816.71 and 6,709.23

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Solution

The fourth proportional to 12,560.67, 18,816.71 and 6,709.23 is: 10,050.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,560.67 : 18,816.71 = 6,709.23 : x
  2. Step 2: Convert to fraction form
    12,560.67/18,816.71 = 6,709.23/x
  3. Step 3: Cross multiply
    12,560.67x = 18,816.71 × 6,709.23
  4. Step 4: Simplify right side
    12,560.67x = 126,245,601.69
  5. Step 5: Solve for x
    x = 126,245,601.69/12,560.67
  6. Step 6: Final answer
    x = 10,050.87

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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.