Home / 17,118.64-25,677.96-9,342.64

Finding the Fourth Proportional to 17,118.64, 25,677.96 and 9,342.64

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Solution

The fourth proportional to 17,118.64, 25,677.96 and 9,342.64 is: 14,013.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,118.64 : 25,677.96 = 9,342.64 : x
  2. Step 2: Convert to fraction form
    17,118.64/25,677.96 = 9,342.64/x
  3. Step 3: Cross multiply
    17,118.64x = 25,677.96 × 9,342.64
  4. Step 4: Simplify right side
    17,118.64x = 239,899,936.21
  5. Step 5: Solve for x
    x = 239,899,936.21/17,118.64
  6. Step 6: Final answer
    x = 14,013.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.