Home / 36,016.60-54,024.90-31,408.60

Finding the Fourth Proportional to 36,016.60, 54,024.90 and 31,408.60

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Solution

The fourth proportional to 36,016.60, 54,024.90 and 31,408.60 is: 47,112.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,016.60 : 54,024.90 = 31,408.60 : x
  2. Step 2: Convert to fraction form
    36,016.60/54,024.90 = 31,408.60/x
  3. Step 3: Cross multiply
    36,016.60x = 54,024.90 × 31,408.60
  4. Step 4: Simplify right side
    36,016.60x = 1,696,846,474.14
  5. Step 5: Solve for x
    x = 1,696,846,474.14/36,016.60
  6. Step 6: Final answer
    x = 47,112.90

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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.