Home / 38,597.58-57,896.55-13,634.78

Finding the Fourth Proportional to 38,597.58, 57,896.55 and 13,634.78

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Solution

The fourth proportional to 38,597.58, 57,896.55 and 13,634.78 is: 20,452.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,597.58 : 57,896.55 = 13,634.78 : x
  2. Step 2: Convert to fraction form
    38,597.58/57,896.55 = 13,634.78/x
  3. Step 3: Cross multiply
    38,597.58x = 57,896.55 × 13,634.78
  4. Step 4: Simplify right side
    38,597.58x = 789,406,432.53
  5. Step 5: Solve for x
    x = 789,406,432.53/38,597.58
  6. Step 6: Final answer
    x = 20,452.23

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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.