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Finding the Fourth Proportional to 17,891.76, 26,944.79 and 16,295.64

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Solution

The fourth proportional to 17,891.76, 26,944.79 and 16,295.64 is: 24,541.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,891.76 : 26,944.79 = 16,295.64 : x
  2. Step 2: Convert to fraction form
    17,891.76/26,944.79 = 16,295.64/x
  3. Step 3: Cross multiply
    17,891.76x = 26,944.79 × 16,295.64
  4. Step 4: Simplify right side
    17,891.76x = 439,082,597.72
  5. Step 5: Solve for x
    x = 439,082,597.72/17,891.76
  6. Step 6: Final answer
    x = 24,541.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.