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Finding the Fourth Proportional to 17,365.88, 26,036.94 and 8,355.24

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Solution

The fourth proportional to 17,365.88, 26,036.94 and 8,355.24 is: 12,527.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,365.88 : 26,036.94 = 8,355.24 : x
  2. Step 2: Convert to fraction form
    17,365.88/26,036.94 = 8,355.24/x
  3. Step 3: Cross multiply
    17,365.88x = 26,036.94 × 8,355.24
  4. Step 4: Simplify right side
    17,365.88x = 217,544,882.57
  5. Step 5: Solve for x
    x = 217,544,882.57/17,365.88
  6. Step 6: Final answer
    x = 12,527.14

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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.