Home / 17,830.38-26,736.35-8,936.18

Finding the Fourth Proportional to 17,830.38, 26,736.35 and 8,936.18

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Solution

The fourth proportional to 17,830.38, 26,736.35 and 8,936.18 is: 13,399.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,830.38 : 26,736.35 = 8,936.18 : x
  2. Step 2: Convert to fraction form
    17,830.38/26,736.35 = 8,936.18/x
  3. Step 3: Cross multiply
    17,830.38x = 26,736.35 × 8,936.18
  4. Step 4: Simplify right side
    17,830.38x = 238,920,657.78
  5. Step 5: Solve for x
    x = 238,920,657.78/17,830.38
  6. Step 6: Final answer
    x = 13,399.64

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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.