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Finding the Fourth Proportional to 35,907.22, 53,861.10 and 12,533.68

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Solution

The fourth proportional to 35,907.22, 53,861.10 and 12,533.68 is: 18,800.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,907.22 : 53,861.10 = 12,533.68 : x
  2. Step 2: Convert to fraction form
    35,907.22/53,861.10 = 12,533.68/x
  3. Step 3: Cross multiply
    35,907.22x = 53,861.10 × 12,533.68
  4. Step 4: Simplify right side
    35,907.22x = 675,077,791.85
  5. Step 5: Solve for x
    x = 675,077,791.85/35,907.22
  6. Step 6: Final answer
    x = 18,800.61

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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.