Home / 12,496.08-18,744.12-4,293.84

Finding the Fourth Proportional to 12,496.08, 18,744.12 and 4,293.84

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Solution

The fourth proportional to 12,496.08, 18,744.12 and 4,293.84 is: 6,440.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,496.08 : 18,744.12 = 4,293.84 : x
  2. Step 2: Convert to fraction form
    12,496.08/18,744.12 = 4,293.84/x
  3. Step 3: Cross multiply
    12,496.08x = 18,744.12 × 4,293.84
  4. Step 4: Simplify right side
    12,496.08x = 80,484,252.22
  5. Step 5: Solve for x
    x = 80,484,252.22/12,496.08
  6. Step 6: Final answer
    x = 6,440.76

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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.