Home / 25,636.40-38,441.26-11,589.71

Finding the Fourth Proportional to 25,636.40, 38,441.26 and 11,589.71

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Solution

The fourth proportional to 25,636.40, 38,441.26 and 11,589.71 is: 17,378.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,636.40 : 38,441.26 = 11,589.71 : x
  2. Step 2: Convert to fraction form
    25,636.40/38,441.26 = 11,589.71/x
  3. Step 3: Cross multiply
    25,636.40x = 38,441.26 × 11,589.71
  4. Step 4: Simplify right side
    25,636.40x = 445,522,877.72
  5. Step 5: Solve for x
    x = 445,522,877.72/25,636.40
  6. Step 6: Final answer
    x = 17,378.53

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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.