Home / 25,912.35-38,864.36-9,269.28

Finding the Fourth Proportional to 25,912.35, 38,864.36 and 9,269.28

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Solution

The fourth proportional to 25,912.35, 38,864.36 and 9,269.28 is: 13,902.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,912.35 : 38,864.36 = 9,269.28 : x
  2. Step 2: Convert to fraction form
    25,912.35/38,864.36 = 9,269.28/x
  3. Step 3: Cross multiply
    25,912.35x = 38,864.36 × 9,269.28
  4. Step 4: Simplify right side
    25,912.35x = 360,244,634.86
  5. Step 5: Solve for x
    x = 360,244,634.86/25,912.35
  6. Step 6: Final answer
    x = 13,902.43

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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.