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Finding the Fourth Proportional to 17,544.59, 26,091.24 and 16,990.87

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Solution

The fourth proportional to 17,544.59, 26,091.24 and 16,990.87 is: 25,267.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,544.59 : 26,091.24 = 16,990.87 : x
  2. Step 2: Convert to fraction form
    17,544.59/26,091.24 = 16,990.87/x
  3. Step 3: Cross multiply
    17,544.59x = 26,091.24 × 16,990.87
  4. Step 4: Simplify right side
    17,544.59x = 443,312,736.52
  5. Step 5: Solve for x
    x = 443,312,736.52/17,544.59
  6. Step 6: Final answer
    x = 25,267.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.