Home / 25,609.40-38,419.46-8,969.97

Finding the Fourth Proportional to 25,609.40, 38,419.46 and 8,969.97

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Solution

The fourth proportional to 25,609.40, 38,419.46 and 8,969.97 is: 13,456.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,609.40 : 38,419.46 = 8,969.97 : x
  2. Step 2: Convert to fraction form
    25,609.40/38,419.46 = 8,969.97/x
  3. Step 3: Cross multiply
    25,609.40x = 38,419.46 × 8,969.97
  4. Step 4: Simplify right side
    25,609.40x = 344,621,586.93
  5. Step 5: Solve for x
    x = 344,621,586.93/25,609.40
  6. Step 6: Final answer
    x = 13,456.84

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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.