Home / 12,632.05-18,952.99-5,234.63

Finding the Fourth Proportional to 12,632.05, 18,952.99 and 5,234.63

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Solution

The fourth proportional to 12,632.05, 18,952.99 and 5,234.63 is: 7,853.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,632.05 : 18,952.99 = 5,234.63 : x
  2. Step 2: Convert to fraction form
    12,632.05/18,952.99 = 5,234.63/x
  3. Step 3: Cross multiply
    12,632.05x = 18,952.99 × 5,234.63
  4. Step 4: Simplify right side
    12,632.05x = 99,211,782.19
  5. Step 5: Solve for x
    x = 99,211,782.19/12,632.05
  6. Step 6: Final answer
    x = 7,853.97

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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.