Home / 36,301.40-54,439.80-13,806.73

Finding the Fourth Proportional to 36,301.40, 54,439.80 and 13,806.73

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Solution

The fourth proportional to 36,301.40, 54,439.80 and 13,806.73 is: 20,705.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,301.40 : 54,439.80 = 13,806.73 : x
  2. Step 2: Convert to fraction form
    36,301.40/54,439.80 = 13,806.73/x
  3. Step 3: Cross multiply
    36,301.40x = 54,439.80 × 13,806.73
  4. Step 4: Simplify right side
    36,301.40x = 751,635,347.66
  5. Step 5: Solve for x
    x = 751,635,347.66/36,301.40
  6. Step 6: Final answer
    x = 20,705.41

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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.