Home / 35,157.12-52,735.60-8,863.92

Finding the Fourth Proportional to 35,157.12, 52,735.60 and 8,863.92

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Solution

The fourth proportional to 35,157.12, 52,735.60 and 8,863.92 is: 13,295.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,157.12 : 52,735.60 = 8,863.92 : x
  2. Step 2: Convert to fraction form
    35,157.12/52,735.60 = 8,863.92/x
  3. Step 3: Cross multiply
    35,157.12x = 52,735.60 × 8,863.92
  4. Step 4: Simplify right side
    35,157.12x = 467,444,139.55
  5. Step 5: Solve for x
    x = 467,444,139.55/35,157.12
  6. Step 6: Final answer
    x = 13,295.86

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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.