Home / 52,170.21-71,995.23-28,297.89

Finding the Fourth Proportional to 52,170.21, 71,995.23 and 28,297.89

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Solution

The fourth proportional to 52,170.21, 71,995.23 and 28,297.89 is: 39,051.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,170.21 : 71,995.23 = 28,297.89 : x
  2. Step 2: Convert to fraction form
    52,170.21/71,995.23 = 28,297.89/x
  3. Step 3: Cross multiply
    52,170.21x = 71,995.23 × 28,297.89
  4. Step 4: Simplify right side
    52,170.21x = 2,037,313,099.06
  5. Step 5: Solve for x
    x = 2,037,313,099.06/52,170.21
  6. Step 6: Final answer
    x = 39,051.27

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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.