Home / 25,928.04-38,912.82-13,451.64

Finding the Fourth Proportional to 25,928.04, 38,912.82 and 13,451.64

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Solution

The fourth proportional to 25,928.04, 38,912.82 and 13,451.64 is: 20,188.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,928.04 : 38,912.82 = 13,451.64 : x
  2. Step 2: Convert to fraction form
    25,928.04/38,912.82 = 13,451.64/x
  3. Step 3: Cross multiply
    25,928.04x = 38,912.82 × 13,451.64
  4. Step 4: Simplify right side
    25,928.04x = 523,441,246.02
  5. Step 5: Solve for x
    x = 523,441,246.02/25,928.04
  6. Step 6: Final answer
    x = 20,188.23

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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.