Home / 12,463.26-18,678.61-5,059.05

Finding the Fourth Proportional to 12,463.26, 18,678.61 and 5,059.05

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Solution

The fourth proportional to 12,463.26, 18,678.61 and 5,059.05 is: 7,581.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,463.26 : 18,678.61 = 5,059.05 : x
  2. Step 2: Convert to fraction form
    12,463.26/18,678.61 = 5,059.05/x
  3. Step 3: Cross multiply
    12,463.26x = 18,678.61 × 5,059.05
  4. Step 4: Simplify right side
    12,463.26x = 94,496,021.92
  5. Step 5: Solve for x
    x = 94,496,021.92/12,463.26
  6. Step 6: Final answer
    x = 7,581.97

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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.