Home / 36,220.80-54,340.44-11,261.06

Finding the Fourth Proportional to 36,220.80, 54,340.44 and 11,261.06

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Solution

The fourth proportional to 36,220.80, 54,340.44 and 11,261.06 is: 16,894.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,220.80 : 54,340.44 = 11,261.06 : x
  2. Step 2: Convert to fraction form
    36,220.80/54,340.44 = 11,261.06/x
  3. Step 3: Cross multiply
    36,220.80x = 54,340.44 × 11,261.06
  4. Step 4: Simplify right side
    36,220.80x = 611,930,955.27
  5. Step 5: Solve for x
    x = 611,930,955.27/36,220.80
  6. Step 6: Final answer
    x = 16,894.46

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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.