Home / 18,568.24-25,624.68-10,611.76

Finding the Fourth Proportional to 18,568.24, 25,624.68 and 10,611.76

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Solution

The fourth proportional to 18,568.24, 25,624.68 and 10,611.76 is: 14,644.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,568.24 : 25,624.68 = 10,611.76 : x
  2. Step 2: Convert to fraction form
    18,568.24/25,624.68 = 10,611.76/x
  3. Step 3: Cross multiply
    18,568.24x = 25,624.68 × 10,611.76
  4. Step 4: Simplify right side
    18,568.24x = 271,922,954.24
  5. Step 5: Solve for x
    x = 271,922,954.24/18,568.24
  6. Step 6: Final answer
    x = 14,644.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.