Home / 39,544.28-54,504.60-29,981

Finding the Fourth Proportional to 39,544.28, 54,504.60 and 29,981

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Solution

The fourth proportional to 39,544.28, 54,504.60 and 29,981 is: 41,323.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,544.28 : 54,504.60 = 29,981 : x
  2. Step 2: Convert to fraction form
    39,544.28/54,504.60 = 29,981/x
  3. Step 3: Cross multiply
    39,544.28x = 54,504.60 × 29,981
  4. Step 4: Simplify right side
    39,544.28x = 1,634,102,412.60
  5. Step 5: Solve for x
    x = 1,634,102,412.60/39,544.28
  6. Step 6: Final answer
    x = 41,323.36

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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.