Home / 18,455.58-25,467.75-10,497.63

Finding the Fourth Proportional to 18,455.58, 25,467.75 and 10,497.63

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Solution

The fourth proportional to 18,455.58, 25,467.75 and 10,497.63 is: 14,486.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,455.58 : 25,467.75 = 10,497.63 : x
  2. Step 2: Convert to fraction form
    18,455.58/25,467.75 = 10,497.63/x
  3. Step 3: Cross multiply
    18,455.58x = 25,467.75 × 10,497.63
  4. Step 4: Simplify right side
    18,455.58x = 267,351,016.43
  5. Step 5: Solve for x
    x = 267,351,016.43/18,455.58
  6. Step 6: Final answer
    x = 14,486.19

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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.