Home / 36,615.08-54,922.61-13,236.05

Finding the Fourth Proportional to 36,615.08, 54,922.61 and 13,236.05

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Solution

The fourth proportional to 36,615.08, 54,922.61 and 13,236.05 is: 19,854.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,615.08 : 54,922.61 = 13,236.05 : x
  2. Step 2: Convert to fraction form
    36,615.08/54,922.61 = 13,236.05/x
  3. Step 3: Cross multiply
    36,615.08x = 54,922.61 × 13,236.05
  4. Step 4: Simplify right side
    36,615.08x = 726,958,071.30
  5. Step 5: Solve for x
    x = 726,958,071.30/36,615.08
  6. Step 6: Final answer
    x = 19,854.06

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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.