Home / 25,464.64-35,108.94-18,205.42

Finding the Fourth Proportional to 25,464.64, 35,108.94 and 18,205.42

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Solution

The fourth proportional to 25,464.64, 35,108.94 and 18,205.42 is: 25,100.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,464.64 : 35,108.94 = 18,205.42 : x
  2. Step 2: Convert to fraction form
    25,464.64/35,108.94 = 18,205.42/x
  3. Step 3: Cross multiply
    25,464.64x = 35,108.94 × 18,205.42
  4. Step 4: Simplify right side
    25,464.64x = 639,172,998.45
  5. Step 5: Solve for x
    x = 639,172,998.45/25,464.64
  6. Step 6: Final answer
    x = 25,100.41

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Double scale
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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.