Home / 38,136.40-57,204.60-25,662.40

Finding the Fourth Proportional to 38,136.40, 57,204.60 and 25,662.40

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Solution

The fourth proportional to 38,136.40, 57,204.60 and 25,662.40 is: 38,493.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,136.40 : 57,204.60 = 25,662.40 : x
  2. Step 2: Convert to fraction form
    38,136.40/57,204.60 = 25,662.40/x
  3. Step 3: Cross multiply
    38,136.40x = 57,204.60 × 25,662.40
  4. Step 4: Simplify right side
    38,136.40x = 1,468,007,327.04
  5. Step 5: Solve for x
    x = 1,468,007,327.04/38,136.40
  6. Step 6: Final answer
    x = 38,493.60

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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.