Home / 34,610.68-47,763.24-20,464.84

Finding the Fourth Proportional to 34,610.68, 47,763.24 and 20,464.84

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Solution

The fourth proportional to 34,610.68, 47,763.24 and 20,464.84 is: 28,241.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,610.68 : 47,763.24 = 20,464.84 : x
  2. Step 2: Convert to fraction form
    34,610.68/47,763.24 = 20,464.84/x
  3. Step 3: Cross multiply
    34,610.68x = 47,763.24 × 20,464.84
  4. Step 4: Simplify right side
    34,610.68x = 977,467,064.48
  5. Step 5: Solve for x
    x = 977,467,064.48/34,610.68
  6. Step 6: Final answer
    x = 28,241.78

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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.