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Finding the Fourth Proportional to 17,535.99, 26,279.46 and 9,640.11

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Solution

The fourth proportional to 17,535.99, 26,279.46 and 9,640.11 is: 14,446.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,535.99 : 26,279.46 = 9,640.11 : x
  2. Step 2: Convert to fraction form
    17,535.99/26,279.46 = 9,640.11/x
  3. Step 3: Cross multiply
    17,535.99x = 26,279.46 × 9,640.11
  4. Step 4: Simplify right side
    17,535.99x = 253,336,885.14
  5. Step 5: Solve for x
    x = 253,336,885.14/17,535.99
  6. Step 6: Final answer
    x = 14,446.68

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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.