Home / 35,186.94-52,775.55-8,890.09

Finding the Fourth Proportional to 35,186.94, 52,775.55 and 8,890.09

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Solution

The fourth proportional to 35,186.94, 52,775.55 and 8,890.09 is: 13,333.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,186.94 : 52,775.55 = 8,890.09 : x
  2. Step 2: Convert to fraction form
    35,186.94/52,775.55 = 8,890.09/x
  3. Step 3: Cross multiply
    35,186.94x = 52,775.55 × 8,890.09
  4. Step 4: Simplify right side
    35,186.94x = 469,179,257.36
  5. Step 5: Solve for x
    x = 469,179,257.36/35,186.94
  6. Step 6: Final answer
    x = 13,333.90

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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.