Home / 18,217.44-27,326.88-5,070.96

Finding the Fourth Proportional to 18,217.44, 27,326.88 and 5,070.96

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Solution

The fourth proportional to 18,217.44, 27,326.88 and 5,070.96 is: 7,606.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,217.44 : 27,326.88 = 5,070.96 : x
  2. Step 2: Convert to fraction form
    18,217.44/27,326.88 = 5,070.96/x
  3. Step 3: Cross multiply
    18,217.44x = 27,326.88 × 5,070.96
  4. Step 4: Simplify right side
    18,217.44x = 138,573,515.40
  5. Step 5: Solve for x
    x = 138,573,515.40/18,217.44
  6. Step 6: Final answer
    x = 7,606.64

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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.