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Finding the Fourth Proportional to 35,188.44, 52,777.80 and 8,891.60

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Solution

The fourth proportional to 35,188.44, 52,777.80 and 8,891.60 is: 13,336.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,188.44 : 52,777.80 = 8,891.60 : x
  2. Step 2: Convert to fraction form
    35,188.44/52,777.80 = 8,891.60/x
  3. Step 3: Cross multiply
    35,188.44x = 52,777.80 × 8,891.60
  4. Step 4: Simplify right side
    35,188.44x = 469,278,822.59
  5. Step 5: Solve for x
    x = 469,278,822.59/35,188.44
  6. Step 6: Final answer
    x = 13,336.16

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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.