Home / 25,171.56-37,927.85-20,885.04

Finding the Fourth Proportional to 25,171.56, 37,927.85 and 20,885.04

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Solution

The fourth proportional to 25,171.56, 37,927.85 and 20,885.04 is: 31,469.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,171.56 : 37,927.85 = 20,885.04 : x
  2. Step 2: Convert to fraction form
    25,171.56/37,927.85 = 20,885.04/x
  3. Step 3: Cross multiply
    25,171.56x = 37,927.85 × 20,885.04
  4. Step 4: Simplify right side
    25,171.56x = 792,124,559.94
  5. Step 5: Solve for x
    x = 792,124,559.94/25,171.56
  6. Step 6: Final answer
    x = 31,469.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.