Home / 18,442.08-25,449.12-10,056.96

Finding the Fourth Proportional to 18,442.08, 25,449.12 and 10,056.96

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Solution

The fourth proportional to 18,442.08, 25,449.12 and 10,056.96 is: 13,878.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,442.08 : 25,449.12 = 10,056.96 : x
  2. Step 2: Convert to fraction form
    18,442.08/25,449.12 = 10,056.96/x
  3. Step 3: Cross multiply
    18,442.08x = 25,449.12 × 10,056.96
  4. Step 4: Simplify right side
    18,442.08x = 255,940,781.88
  5. Step 5: Solve for x
    x = 255,940,781.88/18,442.08
  6. Step 6: Final answer
    x = 13,878.09

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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.