Home / 52,450.20-72,380.39-28,577.07

Finding the Fourth Proportional to 52,450.20, 72,380.39 and 28,577.07

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Solution

The fourth proportional to 52,450.20, 72,380.39 and 28,577.07 is: 39,435.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,450.20 : 72,380.39 = 28,577.07 : x
  2. Step 2: Convert to fraction form
    52,450.20/72,380.39 = 28,577.07/x
  3. Step 3: Cross multiply
    52,450.20x = 72,380.39 × 28,577.07
  4. Step 4: Simplify right side
    52,450.20x = 2,068,419,328.77
  5. Step 5: Solve for x
    x = 2,068,419,328.77/52,450.20
  6. Step 6: Final answer
    x = 39,435.87

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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.