Home / 38,278.21-57,404.54-16,087.45

Finding the Fourth Proportional to 38,278.21, 57,404.54 and 16,087.45

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Solution

The fourth proportional to 38,278.21, 57,404.54 and 16,087.45 is: 24,125.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,278.21 : 57,404.54 = 16,087.45 : x
  2. Step 2: Convert to fraction form
    38,278.21/57,404.54 = 16,087.45/x
  3. Step 3: Cross multiply
    38,278.21x = 57,404.54 × 16,087.45
  4. Step 4: Simplify right side
    38,278.21x = 923,492,667.02
  5. Step 5: Solve for x
    x = 923,492,667.02/38,278.21
  6. Step 6: Final answer
    x = 24,125.81

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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.