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Finding the Fourth Proportional to 35,396.88, 53,103.96 and 10,772.88

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Solution

The fourth proportional to 35,396.88, 53,103.96 and 10,772.88 is: 16,161.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,396.88 : 53,103.96 = 10,772.88 : x
  2. Step 2: Convert to fraction form
    35,396.88/53,103.96 = 10,772.88/x
  3. Step 3: Cross multiply
    35,396.88x = 53,103.96 × 10,772.88
  4. Step 4: Simplify right side
    35,396.88x = 572,082,588.60
  5. Step 5: Solve for x
    x = 572,082,588.60/35,396.88
  6. Step 6: Final answer
    x = 16,161.95

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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.