Home / 12,955.74-19,433.52-11,195.38

Finding the Fourth Proportional to 12,955.74, 19,433.52 and 11,195.38

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Solution

The fourth proportional to 12,955.74, 19,433.52 and 11,195.38 is: 16,793.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,955.74 : 19,433.52 = 11,195.38 : x
  2. Step 2: Convert to fraction form
    12,955.74/19,433.52 = 11,195.38/x
  3. Step 3: Cross multiply
    12,955.74x = 19,433.52 × 11,195.38
  4. Step 4: Simplify right side
    12,955.74x = 217,565,665.43
  5. Step 5: Solve for x
    x = 217,565,665.43/12,955.74
  6. Step 6: Final answer
    x = 16,793.00

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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.