Home / 25,546.39-38,320.59-8,908.12

Finding the Fourth Proportional to 25,546.39, 38,320.59 and 8,908.12

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Solution

The fourth proportional to 25,546.39, 38,320.59 and 8,908.12 is: 13,362.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,546.39 : 38,320.59 = 8,908.12 : x
  2. Step 2: Convert to fraction form
    25,546.39/38,320.59 = 8,908.12/x
  3. Step 3: Cross multiply
    25,546.39x = 38,320.59 × 8,908.12
  4. Step 4: Simplify right side
    25,546.39x = 341,364,414.19
  5. Step 5: Solve for x
    x = 341,364,414.19/25,546.39
  6. Step 6: Final answer
    x = 13,362.53

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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.