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Finding the Fourth Proportional to 35,107.86, 52,650.86 and 11,728.83

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Solution

The fourth proportional to 35,107.86, 52,650.86 and 11,728.83 is: 17,589.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,107.86 : 52,650.86 = 11,728.83 : x
  2. Step 2: Convert to fraction form
    35,107.86/52,650.86 = 11,728.83/x
  3. Step 3: Cross multiply
    35,107.86x = 52,650.86 × 11,728.83
  4. Step 4: Simplify right side
    35,107.86x = 617,533,125.09
  5. Step 5: Solve for x
    x = 617,533,125.09/35,107.86
  6. Step 6: Final answer
    x = 17,589.60

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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.