Home / 12,895.96-19,318.02-6,727

Finding the Fourth Proportional to 12,895.96, 19,318.02 and 6,727

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Solution

The fourth proportional to 12,895.96, 19,318.02 and 6,727 is: 10,076.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,895.96 : 19,318.02 = 6,727 : x
  2. Step 2: Convert to fraction form
    12,895.96/19,318.02 = 6,727/x
  3. Step 3: Cross multiply
    12,895.96x = 19,318.02 × 6,727
  4. Step 4: Simplify right side
    12,895.96x = 129,952,320.54
  5. Step 5: Solve for x
    x = 129,952,320.54/12,895.96
  6. Step 6: Final answer
    x = 10,076.98

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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.