Home / 40,338.96-60,515.46-15,381.24

Finding the Fourth Proportional to 40,338.96, 60,515.46 and 15,381.24

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Solution

The fourth proportional to 40,338.96, 60,515.46 and 15,381.24 is: 23,074.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,338.96 : 60,515.46 = 15,381.24 : x
  2. Step 2: Convert to fraction form
    40,338.96/60,515.46 = 15,381.24/x
  3. Step 3: Cross multiply
    40,338.96x = 60,515.46 × 15,381.24
  4. Step 4: Simplify right side
    40,338.96x = 930,802,813.97
  5. Step 5: Solve for x
    x = 930,802,813.97/40,338.96
  6. Step 6: Final answer
    x = 23,074.54

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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.