Home / 36,817.72-55,210.17-13,427.75

Finding the Fourth Proportional to 36,817.72, 55,210.17 and 13,427.75

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Solution

The fourth proportional to 36,817.72, 55,210.17 and 13,427.75 is: 20,135.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,817.72 : 55,210.17 = 13,427.75 : x
  2. Step 2: Convert to fraction form
    36,817.72/55,210.17 = 13,427.75/x
  3. Step 3: Cross multiply
    36,817.72x = 55,210.17 × 13,427.75
  4. Step 4: Simplify right side
    36,817.72x = 741,348,360.22
  5. Step 5: Solve for x
    x = 741,348,360.22/36,817.72
  6. Step 6: Final answer
    x = 20,135.64

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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.