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Finding the Fourth Proportional to 35,566.57, 53,348.64 and 16,855.57

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Solution

The fourth proportional to 35,566.57, 53,348.64 and 16,855.57 is: 25,282.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,566.57 : 53,348.64 = 16,855.57 : x
  2. Step 2: Convert to fraction form
    35,566.57/53,348.64 = 16,855.57/x
  3. Step 3: Cross multiply
    35,566.57x = 53,348.64 × 16,855.57
  4. Step 4: Simplify right side
    35,566.57x = 899,221,735.92
  5. Step 5: Solve for x
    x = 899,221,735.92/35,566.57
  6. Step 6: Final answer
    x = 25,282.78

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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.