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Finding the Fourth Proportional to 17,388.84, 26,086.97 and 7,000.59

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Solution

The fourth proportional to 17,388.84, 26,086.97 and 7,000.59 is: 10,502.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,388.84 : 26,086.97 = 7,000.59 : x
  2. Step 2: Convert to fraction form
    17,388.84/26,086.97 = 7,000.59/x
  3. Step 3: Cross multiply
    17,388.84x = 26,086.97 × 7,000.59
  4. Step 4: Simplify right side
    17,388.84x = 182,624,015.87
  5. Step 5: Solve for x
    x = 182,624,015.87/17,388.84
  6. Step 6: Final answer
    x = 10,502.37

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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.