Home / 34,906.14-48,174.75-20,758.68

Finding the Fourth Proportional to 34,906.14, 48,174.75 and 20,758.68

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Solution

The fourth proportional to 34,906.14, 48,174.75 and 20,758.68 is: 28,649.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,906.14 : 48,174.75 = 20,758.68 : x
  2. Step 2: Convert to fraction form
    34,906.14/48,174.75 = 20,758.68/x
  3. Step 3: Cross multiply
    34,906.14x = 48,174.75 × 20,758.68
  4. Step 4: Simplify right side
    34,906.14x = 1,000,044,219.33
  5. Step 5: Solve for x
    x = 1,000,044,219.33/34,906.14
  6. Step 6: Final answer
    x = 28,649.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.