Home / 18,257.58-25,196.64-10,299.64

Finding the Fourth Proportional to 18,257.58, 25,196.64 and 10,299.64

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Solution

The fourth proportional to 18,257.58, 25,196.64 and 10,299.64 is: 14,214.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,257.58 : 25,196.64 = 10,299.64 : x
  2. Step 2: Convert to fraction form
    18,257.58/25,196.64 = 10,299.64/x
  3. Step 3: Cross multiply
    18,257.58x = 25,196.64 × 10,299.64
  4. Step 4: Simplify right side
    18,257.58x = 259,516,321.21
  5. Step 5: Solve for x
    x = 259,516,321.21/18,257.58
  6. Step 6: Final answer
    x = 14,214.17

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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.