Home / 19,516.72-26,918.28-16,832.68

Finding the Fourth Proportional to 19,516.72, 26,918.28 and 16,832.68

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Solution

The fourth proportional to 19,516.72, 26,918.28 and 16,832.68 is: 23,216.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,516.72 : 26,918.28 = 16,832.68 : x
  2. Step 2: Convert to fraction form
    19,516.72/26,918.28 = 16,832.68/x
  3. Step 3: Cross multiply
    19,516.72x = 26,918.28 × 16,832.68
  4. Step 4: Simplify right side
    19,516.72x = 453,106,793.39
  5. Step 5: Solve for x
    x = 453,106,793.39/19,516.72
  6. Step 6: Final answer
    x = 23,216.34

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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.