Home / 12,273.12-16,935.84-6,967.68

Finding the Fourth Proportional to 12,273.12, 16,935.84 and 6,967.68

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Solution

The fourth proportional to 12,273.12, 16,935.84 and 6,967.68 is: 9,614.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,273.12 : 16,935.84 = 6,967.68 : x
  2. Step 2: Convert to fraction form
    12,273.12/16,935.84 = 6,967.68/x
  3. Step 3: Cross multiply
    12,273.12x = 16,935.84 × 6,967.68
  4. Step 4: Simplify right side
    12,273.12x = 118,003,513.65
  5. Step 5: Solve for x
    x = 118,003,513.65/12,273.12
  6. Step 6: Final answer
    x = 9,614.79

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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.