Home / 39,634.34-59,420.25-19,650.69

Finding the Fourth Proportional to 39,634.34, 59,420.25 and 19,650.69

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Solution

The fourth proportional to 39,634.34, 59,420.25 and 19,650.69 is: 29,460.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,634.34 : 59,420.25 = 19,650.69 : x
  2. Step 2: Convert to fraction form
    39,634.34/59,420.25 = 19,650.69/x
  3. Step 3: Cross multiply
    39,634.34x = 59,420.25 × 19,650.69
  4. Step 4: Simplify right side
    39,634.34x = 1,167,648,912.47
  5. Step 5: Solve for x
    x = 1,167,648,912.47/39,634.34
  6. Step 6: Final answer
    x = 29,460.54

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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.