Home / 52,037.36-71,811.16-28,163.84

Finding the Fourth Proportional to 52,037.36, 71,811.16 and 28,163.84

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Solution

The fourth proportional to 52,037.36, 71,811.16 and 28,163.84 is: 38,865.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,037.36 : 71,811.16 = 28,163.84 : x
  2. Step 2: Convert to fraction form
    52,037.36/71,811.16 = 28,163.84/x
  3. Step 3: Cross multiply
    52,037.36x = 71,811.16 × 28,163.84
  4. Step 4: Simplify right side
    52,037.36x = 2,022,478,020.45
  5. Step 5: Solve for x
    x = 2,022,478,020.45/52,037.36
  6. Step 6: Final answer
    x = 38,865.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.