Home / 12,724.39-17,576.49-10,606.85

Finding the Fourth Proportional to 12,724.39, 17,576.49 and 10,606.85

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Solution

The fourth proportional to 12,724.39, 17,576.49 and 10,606.85 is: 14,651.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,724.39 : 17,576.49 = 10,606.85 : x
  2. Step 2: Convert to fraction form
    12,724.39/17,576.49 = 10,606.85/x
  3. Step 3: Cross multiply
    12,724.39x = 17,576.49 × 10,606.85
  4. Step 4: Simplify right side
    12,724.39x = 186,431,210.76
  5. Step 5: Solve for x
    x = 186,431,210.76/12,724.39
  6. Step 6: Final answer
    x = 14,651.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.