Home / 26,673.72-39,926.70-18,304.80

Finding the Fourth Proportional to 26,673.72, 39,926.70 and 18,304.80

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Solution

The fourth proportional to 26,673.72, 39,926.70 and 18,304.80 is: 27,399.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,673.72 : 39,926.70 = 18,304.80 : x
  2. Step 2: Convert to fraction form
    26,673.72/39,926.70 = 18,304.80/x
  3. Step 3: Cross multiply
    26,673.72x = 39,926.70 × 18,304.80
  4. Step 4: Simplify right side
    26,673.72x = 730,850,258.16
  5. Step 5: Solve for x
    x = 730,850,258.16/26,673.72
  6. Step 6: Final answer
    x = 27,399.64

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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.