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Finding the Fourth Proportional to 17,500.88, 26,251.32 and 5,188.88

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Solution

The fourth proportional to 17,500.88, 26,251.32 and 5,188.88 is: 7,783.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,500.88 : 26,251.32 = 5,188.88 : x
  2. Step 2: Convert to fraction form
    17,500.88/26,251.32 = 5,188.88/x
  3. Step 3: Cross multiply
    17,500.88x = 26,251.32 × 5,188.88
  4. Step 4: Simplify right side
    17,500.88x = 136,214,818.07
  5. Step 5: Solve for x
    x = 136,214,818.07/17,500.88
  6. Step 6: Final answer
    x = 7,783.31

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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.