Home / 35,205.60-52,808.40-22,072.80

Finding the Fourth Proportional to 35,205.60, 52,808.40 and 22,072.80

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Solution

The fourth proportional to 35,205.60, 52,808.40 and 22,072.80 is: 33,109.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,205.60 : 52,808.40 = 22,072.80 : x
  2. Step 2: Convert to fraction form
    35,205.60/52,808.40 = 22,072.80/x
  3. Step 3: Cross multiply
    35,205.60x = 52,808.40 × 22,072.80
  4. Step 4: Simplify right side
    35,205.60x = 1,165,629,251.52
  5. Step 5: Solve for x
    x = 1,165,629,251.52/35,205.60
  6. Step 6: Final answer
    x = 33,109.20

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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.