Home / 25,723.27-38,586.40-9,928.38

Finding the Fourth Proportional to 25,723.27, 38,586.40 and 9,928.38

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Solution

The fourth proportional to 25,723.27, 38,586.40 and 9,928.38 is: 14,893.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,723.27 : 38,586.40 = 9,928.38 : x
  2. Step 2: Convert to fraction form
    25,723.27/38,586.40 = 9,928.38/x
  3. Step 3: Cross multiply
    25,723.27x = 38,586.40 × 9,928.38
  4. Step 4: Simplify right side
    25,723.27x = 383,100,454.44
  5. Step 5: Solve for x
    x = 383,100,454.44/25,723.27
  6. Step 6: Final answer
    x = 14,893.15

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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.