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Finding the Fourth Proportional to 17,100.70, 25,652.52 and 4,620.67

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Solution

The fourth proportional to 17,100.70, 25,652.52 and 4,620.67 is: 6,931.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,100.70 : 25,652.52 = 4,620.67 : x
  2. Step 2: Convert to fraction form
    17,100.70/25,652.52 = 4,620.67/x
  3. Step 3: Cross multiply
    17,100.70x = 25,652.52 × 4,620.67
  4. Step 4: Simplify right side
    17,100.70x = 118,531,765.46
  5. Step 5: Solve for x
    x = 118,531,765.46/17,100.70
  6. Step 6: Final answer
    x = 6,931.40

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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.