Home / 52,171.71-71,997.30-28,299.39

Finding the Fourth Proportional to 52,171.71, 71,997.30 and 28,299.39

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Solution

The fourth proportional to 52,171.71, 71,997.30 and 28,299.39 is: 39,053.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,171.71 : 71,997.30 = 28,299.39 : x
  2. Step 2: Convert to fraction form
    52,171.71/71,997.30 = 28,299.39/x
  3. Step 3: Cross multiply
    52,171.71x = 71,997.30 × 28,299.39
  4. Step 4: Simplify right side
    52,171.71x = 2,037,479,671.65
  5. Step 5: Solve for x
    x = 2,037,479,671.65/52,171.71
  6. Step 6: Final answer
    x = 39,053.34

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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.