Home / 45,478.17-68,249.12-25,466.85

Finding the Fourth Proportional to 45,478.17, 68,249.12 and 25,466.85

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Solution

The fourth proportional to 45,478.17, 68,249.12 and 25,466.85 is: 38,218.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,478.17 : 68,249.12 = 25,466.85 : x
  2. Step 2: Convert to fraction form
    45,478.17/68,249.12 = 25,466.85/x
  3. Step 3: Cross multiply
    45,478.17x = 68,249.12 × 25,466.85
  4. Step 4: Simplify right side
    45,478.17x = 1,738,089,974.34
  5. Step 5: Solve for x
    x = 1,738,089,974.34/45,478.17
  6. Step 6: Final answer
    x = 38,218.12

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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.