Home / 12,425.24-18,632.10-4,631.96

Finding the Fourth Proportional to 12,425.24, 18,632.10 and 4,631.96

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Solution

The fourth proportional to 12,425.24, 18,632.10 and 4,631.96 is: 6,945.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,425.24 : 18,632.10 = 4,631.96 : x
  2. Step 2: Convert to fraction form
    12,425.24/18,632.10 = 4,631.96/x
  3. Step 3: Cross multiply
    12,425.24x = 18,632.10 × 4,631.96
  4. Step 4: Simplify right side
    12,425.24x = 86,303,141.92
  5. Step 5: Solve for x
    x = 86,303,141.92/12,425.24
  6. Step 6: Final answer
    x = 6,945.79

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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.