Home / 19,267.72-26,580.66-16,902.76

Finding the Fourth Proportional to 19,267.72, 26,580.66 and 16,902.76

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Solution

The fourth proportional to 19,267.72, 26,580.66 and 16,902.76 is: 23,318.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,267.72 : 26,580.66 = 16,902.76 : x
  2. Step 2: Convert to fraction form
    19,267.72/26,580.66 = 16,902.76/x
  3. Step 3: Cross multiply
    19,267.72x = 26,580.66 × 16,902.76
  4. Step 4: Simplify right side
    19,267.72x = 449,286,516.62
  5. Step 5: Solve for x
    x = 449,286,516.62/19,267.72
  6. Step 6: Final answer
    x = 23,318.09

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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.