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Finding the Fourth Proportional to 35,107.82, 52,651.02 and 18,458.82

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Solution

The fourth proportional to 35,107.82, 52,651.02 and 18,458.82 is: 27,682.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,107.82 : 52,651.02 = 18,458.82 : x
  2. Step 2: Convert to fraction form
    35,107.82/52,651.02 = 18,458.82/x
  3. Step 3: Cross multiply
    35,107.82x = 52,651.02 × 18,458.82
  4. Step 4: Simplify right side
    35,107.82x = 971,875,701.00
  5. Step 5: Solve for x
    x = 971,875,701.00/35,107.82
  6. Step 6: Final answer
    x = 27,682.60

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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.