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Finding the Fourth Proportional to 17,591.92, 26,388.06 and 4,444.31

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Solution

The fourth proportional to 17,591.92, 26,388.06 and 4,444.31 is: 6,666.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,591.92 : 26,388.06 = 4,444.31 : x
  2. Step 2: Convert to fraction form
    17,591.92/26,388.06 = 4,444.31/x
  3. Step 3: Cross multiply
    17,591.92x = 26,388.06 × 4,444.31
  4. Step 4: Simplify right side
    17,591.92x = 117,276,718.94
  5. Step 5: Solve for x
    x = 117,276,718.94/17,591.92
  6. Step 6: Final answer
    x = 6,666.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.