Home / 25,544.39-38,317.59-8,906.12

Finding the Fourth Proportional to 25,544.39, 38,317.59 and 8,906.12

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Solution

The fourth proportional to 25,544.39, 38,317.59 and 8,906.12 is: 13,359.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,544.39 : 38,317.59 = 8,906.12 : x
  2. Step 2: Convert to fraction form
    25,544.39/38,317.59 = 8,906.12/x
  3. Step 3: Cross multiply
    25,544.39x = 38,317.59 × 8,906.12
  4. Step 4: Simplify right side
    25,544.39x = 341,261,054.65
  5. Step 5: Solve for x
    x = 341,261,054.65/25,544.39
  6. Step 6: Final answer
    x = 13,359.53

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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.