Home / 35,274.08-52,910.31-8,978.85

Finding the Fourth Proportional to 35,274.08, 52,910.31 and 8,978.85

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Solution

The fourth proportional to 35,274.08, 52,910.31 and 8,978.85 is: 13,468.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,274.08 : 52,910.31 = 8,978.85 : x
  2. Step 2: Convert to fraction form
    35,274.08/52,910.31 = 8,978.85/x
  3. Step 3: Cross multiply
    35,274.08x = 52,910.31 × 8,978.85
  4. Step 4: Simplify right side
    35,274.08x = 475,073,770.61
  5. Step 5: Solve for x
    x = 475,073,770.61/35,274.08
  6. Step 6: Final answer
    x = 13,468.07

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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.