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Finding the Fourth Proportional to 17,597.34, 26,399.89 and 9,695.78

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Solution

The fourth proportional to 17,597.34, 26,399.89 and 9,695.78 is: 14,545.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,597.34 : 26,399.89 = 9,695.78 : x
  2. Step 2: Convert to fraction form
    17,597.34/26,399.89 = 9,695.78/x
  3. Step 3: Cross multiply
    17,597.34x = 26,399.89 × 9,695.78
  4. Step 4: Simplify right side
    17,597.34x = 255,967,504.58
  5. Step 5: Solve for x
    x = 255,967,504.58/17,597.34
  6. Step 6: Final answer
    x = 14,545.81

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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.