Home / 39,634.22-54,647.40-34,246.92

Finding the Fourth Proportional to 39,634.22, 54,647.40 and 34,246.92

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Solution

The fourth proportional to 39,634.22, 54,647.40 and 34,246.92 is: 47,219.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,634.22 : 54,647.40 = 34,246.92 : x
  2. Step 2: Convert to fraction form
    39,634.22/54,647.40 = 34,246.92/x
  3. Step 3: Cross multiply
    39,634.22x = 54,647.40 × 34,246.92
  4. Step 4: Simplify right side
    39,634.22x = 1,871,505,136.01
  5. Step 5: Solve for x
    x = 1,871,505,136.01/39,634.22
  6. Step 6: Final answer
    x = 47,219.43

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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.