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Finding the Fourth Proportional to 17,073.05, 25,615.58 and 8,756.98

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Solution

The fourth proportional to 17,073.05, 25,615.58 and 8,756.98 is: 13,138.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,073.05 : 25,615.58 = 8,756.98 : x
  2. Step 2: Convert to fraction form
    17,073.05/25,615.58 = 8,756.98/x
  3. Step 3: Cross multiply
    17,073.05x = 25,615.58 × 8,756.98
  4. Step 4: Simplify right side
    17,073.05x = 224,315,013.92
  5. Step 5: Solve for x
    x = 224,315,013.92/17,073.05
  6. Step 6: Final answer
    x = 13,138.55

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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.