Home / 18,007.06-26,963.32-12,713.48

Finding the Fourth Proportional to 18,007.06, 26,963.32 and 12,713.48

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Solution

The fourth proportional to 18,007.06, 26,963.32 and 12,713.48 is: 19,036.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,007.06 : 26,963.32 = 12,713.48 : x
  2. Step 2: Convert to fraction form
    18,007.06/26,963.32 = 12,713.48/x
  3. Step 3: Cross multiply
    18,007.06x = 26,963.32 × 12,713.48
  4. Step 4: Simplify right side
    18,007.06x = 342,797,629.55
  5. Step 5: Solve for x
    x = 342,797,629.55/18,007.06
  6. Step 6: Final answer
    x = 19,036.85

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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.