Home / 19,516.74-26,936.26-11,967.24

Finding the Fourth Proportional to 19,516.74, 26,936.26 and 11,967.24

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Solution

The fourth proportional to 19,516.74, 26,936.26 and 11,967.24 is: 16,516.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,516.74 : 26,936.26 = 11,967.24 : x
  2. Step 2: Convert to fraction form
    19,516.74/26,936.26 = 11,967.24/x
  3. Step 3: Cross multiply
    19,516.74x = 26,936.26 × 11,967.24
  4. Step 4: Simplify right side
    19,516.74x = 322,352,688.12
  5. Step 5: Solve for x
    x = 322,352,688.12/19,516.74
  6. Step 6: Final answer
    x = 16,516.73

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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.