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Finding the Fourth Proportional to 17,706.50, 26,551.28 and 10,313.07

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Solution

The fourth proportional to 17,706.50, 26,551.28 and 10,313.07 is: 15,464.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,706.50 : 26,551.28 = 10,313.07 : x
  2. Step 2: Convert to fraction form
    17,706.50/26,551.28 = 10,313.07/x
  3. Step 3: Cross multiply
    17,706.50x = 26,551.28 × 10,313.07
  4. Step 4: Simplify right side
    17,706.50x = 273,825,077.43
  5. Step 5: Solve for x
    x = 273,825,077.43/17,706.50
  6. Step 6: Final answer
    x = 15,464.67

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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.