Home / 28,753.81-39,468.26-25,539.73

Finding the Fourth Proportional to 28,753.81, 39,468.26 and 25,539.73

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Solution

The fourth proportional to 28,753.81, 39,468.26 and 25,539.73 is: 35,056.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,753.81 : 39,468.26 = 25,539.73 : x
  2. Step 2: Convert to fraction form
    28,753.81/39,468.26 = 25,539.73/x
  3. Step 3: Cross multiply
    28,753.81x = 39,468.26 × 25,539.73
  4. Step 4: Simplify right side
    28,753.81x = 1,008,008,703.97
  5. Step 5: Solve for x
    x = 1,008,008,703.97/28,753.81
  6. Step 6: Final answer
    x = 35,056.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.